# THE GEMSVAULT

> Where Rare Gems Find Their Place

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## Sitemaps

- [XML Sitemap](https://gemstonevault.shop/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [Blog](https://gemstonevault.shop/blog/): Explore gemstone guides, buying tips and care advice covering opals, sapphires, tanzanite, Larimar, cabochons and other natural gemstones.
- [The Ultimate Diamond Guide: Natural Diamonds, 4Cs, and Care](https://gemstonevault.shop/diamond-gemstone-guide-natural-diamonds-4cs-value-care-gemsvault/): Explore the diamond 4Cs guide for buying diamonds—from grading to provenance—and get practical care tips for jewellery.
- [Ruby Gemstone: Complete Guide to Natural Ruby, Color, Value & Care](https://gemstonevault.shop/ruby-gemstone-complete-guide-to-natural-ruby-color-value-care/): Explore the Ruby Gemstone guide: color, quality factors, treatments, origins, durability, and smart buying tips for jewelry investors.
- [Larimar Gemstone Guide: Natural Larimar, Color, Origin, Value & Care](https://gemstonevault.shop/larimar-gemstone-guide-2/): Discover Larimar gemstone value, quality and price factors, how to spot genuine blue Larimar, and what to know before you buy.
- [Tourmaline Gemstone Guide: Natural Tourmaline, Colors, Value & Care | GemsVault](https://gemstonevault.shop/tourmaline-gemstone-guide-natural-tourmaline-colors-value-care-gemsvault/): Explore the tourmaline gemstone guide: learn color varieties, quality factors, origins, treatments, and care to buy with confidence.
- [CABOCHON GEMSTONES GUIDE](https://gemstonevault.shop/cabochon-gemstones-guide/): Explore cabochon gemstones, from opal and Larimar to sapphire. Learn about cabochon cuts, quality, materials, settings and buying tips.
- [TARNZANITE PAIRS](https://gemstonevault.shop/833-2/): Compare natural tanzanite pairs for color, size, shape and clarity. Learn how to find matching loose gemstones for earrings and fine jewelry.
- [LARIMAR GEMSTONE GUIDE](https://gemstonevault.shop/larimar-gemstone-guide/): Discover Larimar's Dominican Republic origin, blue color and natural patterns. Learn key quality factors and how to recognize genuine Larimar.
- [Opal Gemstones Guide: Types, Quality, Value & Care | GemsVault](https://gemstonevault.shop/opal-gemstones-buying-guide/): Compare opal types and learn how color play, brightness, pattern, body tone and treatments affect opal quality, value, buying and care.
- [Topaz Pairs: Complete Guide to Natural Matching Topaz Gemstones | GemsVault](https://gemstonevault.shop/topaz-pairs-complete-guide-to-natural-matching-topaz-gemstones-gemsvault/): Discover how natural topaz pairs are chosen for harmony, color, cut, and carat—plus expert buying tips for flawless earrings and fine jewelry.
- [Sapphire Gemstones Guide: How to Choose & Buy a Sapphire](https://gemstonevault.shop/sapphire-gemstones-guide-how-to-choose-buy-a-sapphire/): Learn how to choose a sapphire by color, cut, clarity, origin and treatment. Compare natural sapphires, value factors and buying tips.
- [Black Opal vs Crystal Opal: How to Choose](https://gemstonevault.shop/830-2/): Compare black opal and crystal opal by body tone, transparency, play-of-colour and appearance, then choose the right opal with confidence.
- [](https://gemstonevault.shop/826-2/): Learn how black crystal opal relates to black opal and crystal opal. Compare body tone, transparency, colour play and practical buying checks.

## Pages

- [Natural and loose Gemstones](https://gemstonevault.shop/): Shop natural and loose gemstones for sale at GemsVault: Australian opals, loose diamonds, rubies, sapphires, Larimar, tourmaline and matched gemstone pairs.
- [Categories](https://gemstonevault.shop/categories/): Explore GemsVault gemstone categories, from opals and diamonds to cabochons, Larimar, topaz pairs, Tanzanite pairs and collectible natural gemstones.
- [Contact](https://gemstonevault.shop/contact/): Contact GemsVault for help with gemstone questions, product details, orders, wholesale opportunities or a specific stone you are looking for.
- [PRIVACY POLICY](https://gemstonevault.shop/privacy-policy/): Last Updated: 8 November 2026 GemsVault is an online gemstone website operated for and on behalf of MARICAR GEMS LIMITED, a company registered in England and Wales. MARICAR GEMS LIMITED respects your privacy and is committed to handling personal information responsibly, securely and transparently. This Privacy Policy explains how we collect, use, store, protect and
- [About The Gems Vault](https://gemstonevault.shop/about-us/): Learn about GemsVault and our focus on natural gemstones, loose gems, rare stones and carefully selected gemstone collections for jewellery and collectors.
- [OUR BRANDS](https://gemstonevault.shop/our-brands/): Explore gemstone brands and collections available through GemsVault, featuring natural loose gemstones, rare stones and distinctive collector gems.
- [Services](https://gemstonevault.shop/services/): Explore GemsVault's gemstone services, including product guidance, gemstone discovery, collector support and customer care for choosing distinctive stones.
- [Shipping Policy](https://gemstonevault.shop/shipping-policy/): Read the GemsVault shipping policy for processing, delivery charges, international orders, customs, tracking and parcel issues before completing checkout.
- [Refund and Returns Policy](https://gemstonevault.shop/refund_returns/): Read the GemsVault refund and returns policy for natural gemstones, including eligibility, return procedures, refunds, exclusions and customer rights.
- [Products](https://gemstonevault.shop/products/): Shop gemstone products and loose diamonds at GemsVault, including Australian opals, rubies, sapphires, tourmaline, Larimar and matched gemstone pairs.
- [COOKIES POLICY](https://gemstonevault.shop/cookies-policy/): Last Updated: 26 September 2026 This Cookie Policy explains how GemsVault, the website operated for and on behalf of MARICAR GEMS LIMITED, uses cookies and similar technologies when you visit or use our website. This policy should be read together with our Privacy Policy and other applicable website terms and policies. We use cookies and

## Products

- [128cts massive Ethiopian Opal Specimen QOG 809](https://gemstonevault.shop/product/128cts-massive-ethiopian-opal-specimen-qog-809/): Authentic 128 ct Ethiopian opal specimen from Welo, treated and crazed. Check gallery photos and condition notes before you buy.
- [Presenting 1.55 carats AIGS certified unheat ruby pigeon blood color](https://gemstonevault.shop/product/presenting-1-55-carats-aigs-certified-unheat-ruby-pigeon-blood-color/): Discover a 1.55 ct heart-shaped AIGS pigeon blood ruby, with certification, no treatment, and precise dimensions—ideal for premium jewelry investments.
- [11.83Ct Natural Gorgeous Swiss Blue Topaz Fancy Marquise Precision Cut Pair](https://gemstonevault.shop/product/11-83ct-natural-gorgeous-swiss-blue-topaz-fancy-marquise-precision-cut-pair/): Professional-grade 11.83 ct Swiss blue topaz pair for fine jewelry: paired marquise cuts, VVS clarity, Brazil origin, irradiated heat-treated, 14×8.1×6.4 mm.
- [486.40 carats Genuine Natural Larimar Polished Stone ANGC-1605](https://gemstonevault.shop/product/486-40-carats-genuine-natural-larimar-polished-stone-angc-1605/): Introducing the 486.40 ct Larimar stone, ANGC-1605: a substantial, polished blue gemstone with unique surface patterns. Inspect details in the gallery.
- [71.40 CTS Beautiful Larimar Pair TBG-4800 truebluegems](https://gemstonevault.shop/product/71-40-cts-beautiful-larimar-pair-tbg-4800-truebluegems/): The 71.40 ct Larimar pair TBG-4800 features pear-shaped cabochons, no treatment indicated, dimensions 30.1×19.7×6.4 mm—see the gallery for comparison.
- [Certified No Heat 1.02 Ct Ruby from Mozambique](https://gemstonevault.shop/product/certified-no-heat-1-02-ct-ruby-from-mozambique/): Discover a 1.02 ct AIG certified Mozambique ruby in a heart cut, with no treatment indicated. Review precise measurements and gallery photos.
- [48.80 CTS Beautiful Larimar Stone TBG-4797](https://gemstonevault.shop/product/80-cts-beautiful-larimar-stone-tbg-4797/): Premium 48.80 ct Larimar pear cabochon (TBG-4797) with natural blue‑white marbling; size 30.5×21.4×8.4 mm. Check the gallery for its exact pattern.
- [69.50 Cts Gem Grade Larimar Doughnut Tbm-2596](https://gemstonevault.shop/product/69-50-cts-gem-grade-larimar-doughnut-tbm-2596/): Discover a 69.50 ct gem-grade Larimar doughnut: round, drilled for central opening, 35.2×35.2×6.8 mm, with no indication of treatment.
- [1.07 Carats Certified Unheated Pigeon Blood Ruby ANGC-728 *](https://gemstonevault.shop/product/1-07-carats-certified-unheated-pigeon-blood-ruby-angc-728/): ANGC-728 presents a 1.07 ct unheated pigeon blood ruby, unheated, no treatment hints, 7.27×4.15×3.31 mm, faceted for brilliance.
- [Certified No Heat 1.02 Ct Ruby from Mozambique](https://gemstonevault.shop/product/certified-no-heat-1-02-ct-ruby-from-mozambique-2/): Premium 1.02 ct Mozambique ruby with AIG certs. No treatment indicated; faceted heart-cut gem ready for standout jewelry pieces.
- [0.80 ct Black Opal from Lightning Ridge – OZ-1492](https://gemstonevault.shop/product/80cts-black-opal-l-ridge/): A polished pear cabochon black opal from Lightning Ridge, with N3 body tone and 8 × 6.5 × 2.5 mm dimensions. The specification says 0.80 ct; title weight needs confirmation.
- [1.03 CTS , Natural Colored Diamond ,Pear Brilliant Cut](https://gemstonevault.shop/product/1-03-cts-natural-colored-diamond-pear-brilliant-cut/): A 1.03 ct natural, untreated colored diamond in a pear brilliant cut. The listing says the exact pictured stone is supplied and gives dimensions of 8.62 × 5.49 × 3.46 mm.
- [6.05 Cts Grey Diamond Rough SD-446 simplydiamonds](https://gemstonevault.shop/product/6-05-cts-grey-diamond-rough-sd-446-simplydiamonds/): A grey rough diamond, SD-446, listed as untreated. The title states 6.05 ct while the specification table says 7 ct; confirm the weight before purchase.
- [VS Grade Natural Vivid Blue Diamond 0.37 Cts Princess Cut Cut](https://gemstonevault.shop/product/vs-grade-natural-vivid-blue-diamond-0-37-cts-princess-cut-cut/): A 0.37 ct vivid blue natural diamond with princess cut and VS clarity. The listing records HPHT treatment; certification may be arranged through a gem lab for an extra fee.
- [20.75 Cts Natural Swiss Blue Topaz Pair](https://gemstonevault.shop/product/20-75-cts-natural-swiss-blue-topaz-pair/): A 20.75 ct faceted Swiss blue topaz pair from Brazil in emerald cuts. The listing gives separate stone dimensions and says a certificate is available on request.
- [24.69 fancy carat Natural Tanzanite pair.](https://gemstonevault.shop/product/24-69-fancy-carat-natural-tanzanite-pair/): A 24.69 ct natural Tanzanite pair with fancy shapes, VVS clarity and Tanzania origin. The listing notes that certificates are available on request at additional cost.
- [6.34ct Pair Pear Pink/Green Tourmaline](https://gemstonevault.shop/product/6-34ct-pair-pear-pink-green-tourmaline/): A 6.34 ct pair of untreated Brazilian tourmalines in pear cuts, one pink and one green. The listing notes prominent inclusions and gives measurements for both stones.
- [7.69 Cts Natural Beautiful Rubelite & Tanzanite Pairs Gemstones.](https://gemstonevault.shop/product/7-69-cts-natural-beautiful-rubelite-tanzanite-pairs-gemstones/): A 7.69 ct pair combining rubellite and tanzanite in oval and pear shapes. The listing gives VVS clarity, heat treatment and dimensions for the tanzanite stone.
- [65.80 Cts Gem Grade Larimar Tbm-2616 Trueblueminerals](https://gemstonevault.shop/product/65-80-cts-gem-grade-larimar-tbm-2616-trueblueminerals/): A 65.80 ct freeform Larimar cabochon from the Dominican Republic, with blue-green color and no treatment recorded. The listed dimensions are 43.6 × 15.8 × 8.1 mm.
- [3.30 Cts Faceted Black Opal potch LO-9806 Lightningopals](https://gemstonevault.shop/product/3-30-cts-faceted-black-opal-potch-lo-9806-lightningopals/): A 3.30 ct natural Lightning Ridge black opal potch with a polished, faceted oval form. The listing describes it as ready for a ring or pendant setting.
- [3.00 cts Black Crystal Opal Stone from Lighting Ridge](https://gemstonevault.shop/product/3-00-cts-black-crystal-opal-stone-from-lighting-ridge/): A polished oval cabochon black crystal opal weighing 3.00 ct, from Lightning Ridge. The listing records N4 body tone and dimensions of 13 × 7 × 4 mm.
- [2.60 CTS BLACK CRYSTAL OPAL FROM LIGHTNING RIDGE](https://gemstonevault.shop/product/2-60-cts-black-crystal-opal-from-lightning-ridge/): A polished oval 2.60 ct black crystal opal from Lightning Ridge, listed with N4 body tone and B1.5 brightness. The description notes blue color; dimensions are 13 × 9 × 3 mm.
- [DOUBLE SIDED Good Royal Blue Black Crystal Opal A 819A](https://gemstonevault.shop/product/double-sided-good-royal-blue-black-crystal-opal-a-819a/): A double-sided Lightning Ridge black crystal opal with royal blue color, N1 body tone and cabochon finish. The listing gives 2.30 ct and approximate dimensions of 11 × 9 × 4 mm.
- [2.75 CTS MINTABIE BLACK CRYSTAL OPAL STONE (LRO564)](https://gemstonevault.shop/product/2-75-cts-mintabie-black-crystal-opal-stone/): A 2.75 ct natural opal from South Australia’s Mintabie fields, with a cabochon finish and 14 × 8 × 3 mm dimensions. View the individual stone in the gallery.
- [1.1ct Black Crystal Opal- L/Ridge](https://gemstonevault.shop/product/1-1ct-black-crystal-opal-l-ridge/): A 1.10 ct Lightning Ridge black crystal opal with blue and green color notes, polished oval cabochon cut and N4 body tone. Dimensions: 10.5 × 5 × 2.6 mm.
- [0.826 cts Black Opal Stone from Lighting Ridge-ideal ring stone](https://gemstonevault.shop/product/egestas-purus/): A polished 0.826 ct black opal listed from Lightning Ridge, with blue color and N1 body tone. It measures 9.2 × 6.7 × 2.1 mm; inspect the stone photos before purchase.
- [0.55 Ct. Lightning Ridge Black Opal TOG-1220](https://gemstonevault.shop/product/0-55-ct-lightning-ridge-black-opal-tog-1220/): A hand-polished 0.55 ct Lightning Ridge black opal with golden-red flashes, pear/freeform cabochon shape and N4 body tone. Dimensions: 8.2 × 3.8 × 2.5 mm.
- [3.00 Cts Black Crystal Opal from Lightning Ridge](https://gemstonevault.shop/product/576/): A polished oval black crystal opal from Lightning Ridge weighing 3.00 ct. The listing records N4 body tone and B1 brightness, with dimensions of 13 × 10 × 3.3 mm.
- [Opal](https://gemstonevault.shop/product/opals/): Explore an Ethiopian Welo opal with striped rolling color, honeycomb patterning, a low dome and flat rounded back. The listing records 4/5 brightness and slight translucency.
- [Natural Diamond 2.02 Ct Square Brilliant Cut GGI Certified Elegant Gemstone](https://gemstonevault.shop/product/natural-diamond-2-02-ct-square-brilliant-cut-ggi-certified-elegant-gemstone/): A 2.02 ct natural diamond listed with GGI certification, I color and SI2 clarity. The description calls the cut square brilliant; the table also lists princess shape.
- [1.56CT NATURAL DIAMOND IGI KSI2](https://gemstonevault.shop/product/6-05-cts-grey-diamond-rough-sd-446-simplydiamonds-2/): A 1.56 ct natural round diamond with K color, SI2 clarity and IGI certificate 816651100. The specification table lists no treatment and dimensions of 7.46 × 7.5 × 4.53 mm.
- [1.00CT NATURAL DIAMOND GSI2 IGI](https://gemstonevault.shop/product/1-00ct-natural-diamond-gsi2-igi/): A 1.00 ct natural cushion diamond with G color, SI2 clarity and IGI certification. The listing records no treatment and measures 5.25 × 5.23 × 3.76 mm.
- [0.93CT NATURAL DIAMOND IVVS2 IGI](https://gemstonevault.shop/product/0-93ct-natural-diamond-ivvs2-igi/): An IGI-certified 0.93 ct natural diamond with a princess cut, I color and VVS2 clarity. Certificate number 803620250 is listed for this single stone.
- [Natural Vivid Yellow Diamond 0.91 Cts Round Cut](https://gemstonevault.shop/product/natural-vivid-yellow-diamond-0-91-cts-round-cut/): A 0.91 ct vivid yellow round diamond with SI clarity and an irradiated treatment listed. Certification is available by arrangement for an additional fee.
- [36.00Cts Natural Elegant Swiss Blue Topaz Long Pear Shape Matching Pair](https://gemstonevault.shop/product/36-00cts-natural-elegant-swiss-blue-topaz-long-pear-shape-matching-pair/): A matched pair of faceted Swiss blue topaz totaling 36 ct, with pear shapes, VVS clarity and Brazil origin. The listing records irradiated and heated treatment.
- [Glowing Pair of Sky Blue Topaz Pair - Brazil KR413](https://gemstonevault.shop/product/glowing-pair-of-sky-blue-topaz-pair-brazil-kr413/): A glowing pair of custom-cut sky blue topaz from Brazil. The source lists eye-clean clarity and irradiation treatment; see the gallery for the two stones.
- [Pink Topaz 16.00Ct 2Pcs Natural IF Pink Topaz ER359/A35](https://gemstonevault.shop/product/pink-topaz-16-00ct-2pcs-natural-if-pink-topaz-er359-a35/): A two-piece topaz listing totaling 16.00 ct, with IF clarity and Brazil origin recorded. The source data conflicts on color and coating, so confirm those details before purchase.
- [374.50 CTS QUALITY LARIMAR ROUGH RG-3700-raregems](https://gemstonevault.shop/product/374-50-cts-quality-larimar-rough-rg-3700-raregems/): A 374.50 ct rough Larimar specimen measuring 70 × 39 × 10 mm. The catalog records no indication of treatment; inspect the images to assess this piece’s natural outline.
- [155CTS QUALITY LARIMAR ROUGH RG-4433](https://gemstonevault.shop/product/155cts-quality-larimar-rough-rg-4433/): A 155 ct rough Larimar specimen with blue color noted in the listing. It measures 64 × 25 × 10 mm; review the product photos for the natural surface and shape.

## Categories

- [Uncategorized](https://gemstonevault.shop/category/uncategorized/): Read GemsVault insights on Larimar, tanzanite pairs and opals, with practical gemstone notes for collectors and people choosing stones for jewelry.
- [Gemstones Guide](https://gemstonevault.shop/category/gemstones-guide/): Explore GemsVault gemstone guides to opals, sapphires, rubies, diamonds, topaz, tourmaline, Larimar and more, with practical buying and care advice.

## Product brands

- [SEDA OPALS](https://gemstonevault.shop/brand/seda-opals/)
- [BLACK OPALS](https://gemstonevault.shop/brand/black-opals/)
- [Tiara Opals and Gems](https://gemstonevault.shop/brand/tiara-opals-and-gems/)
- [BLACK CRYSTAL OPAL](https://gemstonevault.shop/brand/black-crystal-opal/)
- [CABOCHON](https://gemstonevault.shop/brand/cabochon/)
- [FACETED](https://gemstonevault.shop/brand/faceted/)
- [Matched Pair](https://gemstonevault.shop/brand/matched-pair/)
- [Rough larima](https://gemstonevault.shop/brand/rough-larima/)

## Product categories

- [TOURMALINE](https://gemstonevault.shop/product-category/tourmaline/): Explore a pear-cut pink and green tourmaline pair at GemsVault, a vivid natural gemstone choice for custom jewelry and collecting.
- [DIAMON](https://gemstonevault.shop/product-category/diamon/): Shop natural loose diamonds at GemsVault, from brilliant round and princess cuts to fancy colours and distinctive shapes, with select stones carrying lab reports.
- [TARNZANITE PAIRS](https://gemstonevault.shop/product-category/tarnzanite-pairs/): Shop natural tanzanite pairs at GemsVault, selected for complementary blue-violet colour and coordinated cuts for custom jewelry or gemstone collecting.
- [0PALS](https://gemstonevault.shop/product-category/0pals/): Shop natural opals at GemsVault, including Australian black and crystal opals in loose polished stones chosen for vivid colour play and distinctive patterns.
- [GEM](https://gemstonevault.shop/product-category/gem/): Browse natural gems at GemsVault, including opals and Larimar in distinctive colours, cuts and specimen forms for collectors and jewelry makers.
- [Cabochon](https://gemstonevault.shop/product-category/cabochon/): Explore polished opal cabochons at GemsVault, with natural colour, pattern and character for custom jewelry, collecting or your next gemstone design.
- [LARIMAR](https://gemstonevault.shop/product-category/larimar/): Shop Larimar at GemsVault, with polished stones, doughnuts, pairs and rough material in different sizes for collectors and custom jewelry projects.
- [TOPAZ PAIRS](https://gemstonevault.shop/product-category/topaz-pairs/): Shop natural topaz pairs at GemsVault, including pink, sky blue and Swiss blue stones selected for matching colour and coordinated cuts in custom jewelry.
- [Ethiopian OPALS](https://gemstonevault.shop/product-category/0pals/ethiopian-opals/): Discover Ethiopian opals at GemsVault, known for translucent body colour and shifting play-of-colour; check this collection for current availability.
- [Ruby](https://gemstonevault.shop/product-category/ruby/): Shop natural rubies at GemsVault, including certified unheated pigeon blood stones from Mozambique, selected for collectors and fine jewelry designs.