Untreated Gems

Fully certified by GIA confirming stone as natural and untreated. Very rare gem. This sapphire has excellent clarity, a very clean stone.

Fully certified by GIA confirming stone as natural, and untreated. Very rare gem. This sapphire has very good clarity, a very clean stone.

1.36ct Natural Heart Cut Sapphire Gra Certified Deep Blue Teal Untreated If Natural GRA Certified Untreated Teal Blue Sapphire Heart Cut Gemstone. 1.36 Carat sapphire with a beautif...

Natural Gra Certified 1.06Ct Teal Blue Sapphire Untreated Heart Cut 6.3X5.7Mm If Natural GRA Certified Untreated Teal Blue Sapphire Gemstone. 1.06 Carat sapphire with a beautiful de...

Vivid Yellow Untreated Sapphire & Diamond 18k White Gold Pendant Necklace. 0.80 Total carat untreated Australian sapphire with a beautiful vivid yellow colour and excellent clarity,...

Very rare for natural gemstones, especially sapphires. Unique and rare gem. Fully certified by GIA confirming stone as natural and untreated.

Rare Untreated Thailand Parti Colour Sapphire Gemstone. 1.19 Carat unheated sapphire with a rare parti colour effect. Showing blue and greenish yellow colours. Very rare and stunnin...

The slightly included clarity is natural to genuine Peridot and adds character to these rare untreated gems. Whether used for bespoke fine jewelry or added to a gemstone collection, ...

IGI Certified Untreated Ceylon Yellow Sapphire & Diamond 18k White Gold Pendant Necklace. 0.90 Carat Ceylon sapphire with fine vivid pinkish yellow colour and excellent clarity, pra...

1.10ct Teal Blue Sapphire Untreated GRA Certified Cushion Cut No Heat 6.4x5.4mm GRA Certified Fine Teal Blue Sapphire Untreated Loose Gem. 1.10 Carat sapphire with a beautiful teal ...

Fully certified by GIA confirming stone as natural and untreated. Very rare gem. This sapphire has excellent clarity, a very clean stone.

Natural Untreated Vivid Yellow Certified Sapphire & Diamond 18 Karat White Gold Pendant Necklace. Stunning natural yellow sapphire set in a fine 18k white gold diamond set pendant. ...

GIA Certified Natural Untreated Cushion Cut Blue Sapphire & Diamond 18k Gold Three Stone Ring. 1.70 Total Carat Weight. 1.48 Carat fine colour deep blue cushion cut sapphire centre...

Rare IGI Certified Untreated Jadeite Jade A-Grade Green Pendant Necklace. Fine 4.44 carat untreated jadeite stone with a beautiful dark green colour and excellent cushion cabochon c...

A fine IGI certified 1.06 carat untreated sapphire with stunning colour change effect.

GIA CERTIFIED 1.24ct NATURAL Sapphire UNIQUE Green Blue TEAL Pear Cut UNTREATED Natural Fine Green Blue Teal GIA Certified Sapphire Gemstone. Fine quality untreated sapphire with a ...

27.15Ct IGI Certified Grey White 'ice' Jadeite Jade ‘A’ Grade Cabochon Untreated IGI Certified Untreated A Grade Grey White Jadeite Gemstone. 27.15 Carat with an excellent oval cabo...

Natural Untreated Fancy Purple Pink Diamond 0.39ct AIG Certified Blister SI1 Cut Certified Fancy Purple Pink Diamond Sealed In AIG Seal. Natural untreated purple pink diamond with a...

A stunning 5.70 carat untreated green jadeite jade set in a fine 9k yellow gold rubover bezel signet ring.

A stunning 3.20 carat untreated green jadeite jade set in a fine 9k yellow gold rubover bezel signet ring.

With clarity ranging from SI to eye-clean, these stones are perfect for designers and collectors who appreciate high-quality untreated gems. Weighing a total of 28.58 carats, this p...

Unique Untreated Greenish Blue Fancy Kite Cut Sapphire And Diamond 18k White Gold Halo Ring. 1.35 Total Carat. This fine ring features a beautiful 1.12 Carat centre sapphire with a ...

Fully certified by GIA and AIGS gem labs. Confirming ruby as natural and untreated.

Rare GIA Certified Untreated Jadeite Jade A-Grade Green Pendant Necklace. Huge 35.69 carat beautiful untreated jadeite stone with a mottled green colour and very good oval cabochon ...

Deep Teal Green Blue Untreated Sapphire 18k White Gold Pendant Necklace. A fine IGI certified 1.44 carat untreated sapphire with a stunning and unique deep green blue colour. The s...

Fine Deep Green Blue Untreated Sapphire Pear Cut Gold Pendant Necklace. IGI Certified 1.08 carat sapphire with a stunning deep greenish blue colour. Also has very good clarity, cle...

GIA Certified Deep Blue Untreated Australian Sapphire & Diamond 18k White Gold Three Stone Ring. Rare GIA Certified 1.31 Carat Australian sapphire with a stunning deep blue colour. ...

Untreated Parti Colour Blue Green Sapphire 18k White Gold Pendant Necklace. 0.75 Carat sapphire with a unique blue green-yellow colour and excellent clarity, very clean stone. The s...

Fine Bi Colour Green Yellow Untreated Australian Sapphire 18k Yellow Gold Pendant Necklace. 0.56 Carat round cut sapphire with a stunning vivid green yellow bi colour effect and exc...

Untreated Green Blue Sapphire 18k White Gold Diamond Surround Set Pendant. 1.05 Carat sapphire with fine vivid green blue colour and excellent clarity. Also has an excellent round c...

GIA Certified 4.94ct Untreated Deep Green Jadeite Jade A-Grade Pendant Necklace. Beautiful untreated jadeite stone with a deep green colour and excellent round cabochon cut. It's ...

Sourced from the renowned mines of Afghanistan, these untreated gems exhibit exceptional natural beauty with slightly included clarity that adds unique character to each stone.

Hand-selected from the famed region of Kunar, Afghanistan, these untreated gems offer an authentic and natural allure ideal for fine jewelry.

GIA Certified Vivid Green Thai Sapphire And Diamond 18k Yellow And White Gold Halo Ring. 1.50 Carat Thai sapphire with a stunning vivid green yellow colour. Fully certified by GIA c...

Rare Untreated Bi Colour Blue & Orange Australian Sapphire In a fine 18k Yellow Gold East West Rubover Bezel Solitaire Ring.

Their captivating color and moderately included clarity highlight the authenticity and natural charm of these untreated gems, sourced from the renowned mines of Kunar, Afghanistan.

With moderately included clarity, these 100% natural, untreated gems beautifully balance their organic authenticity with dazzling appeal.

Fine Untreated Deep Red Ruby And Diamond 18k Yellow Gold Halo Ring. Stylish modern halo ring featuring a fine natural deep red untreated/unheated ruby with a carat weight of 0.62ct....

. • Stones: The natural labradorite stones are securely set; they exhibit natural internal inclusions and varied labradorescence typical of untreated gems. • Metalwork: The silver fr...

Mined from the esteemed Kunar region of Afghanistan, these 100% natural, untreated gems display a striking green hue with exceptional luster.

Mined from the esteemed Kunar region of Afghanistan, these 100% natural, untreated gems display a striking green hue with exceptional luster.

With exceptional transparency and an eye-clean clarity, this untreated gem reflects light beautifully, creating a captivating play of colors.

With exceptional transparency and an eye-clean clarity, this untreated gem reflects light beautifully, creating a captivating play of colors.

As a 100% natural and untreated gem, it retains its pure, unaltered character, making it a unique and timeless choice for fine jewelry.

1.03Ct Natural Colour Change Garnet Pink Purple IGI Certified Heart Cut Gem Unique Rare Untreated Colour Change Garnet Gemstone. 1.03 Carat untreated garnet with a rare colour chang...

Rare fully certified, very large untreated green jadeite gem.

Sourced from the renowned Kunar region of Afghanistan, these 100% natural and untreated gems showcase a striking bluish-green hue, exuding elegance and sophistication.

Sourced from the renowned Kunar region of Afghanistan, these 100% natural and untreated gems showcase a striking bluish-green hue, exuding elegance and sophistication.

Sourced from Africa, these untreated gems boast remarkable purity, ensuring their natural beauty remains untouched.

Sourced from Africa, these untreated gems boast remarkable purity, ensuring their natural beauty remains untouched.

Only The Top 1% Of Sapphires Don't Need It. These Untreated Gems Are the Most Valuable of All Sapphires.

Sourced from Africa, these untreated gems boast remarkable purity, ensuring their natural beauty remains untouched.

A Rare Collector’s Gem Natural, untreated yellow sapphires of this quality have become increasingly difficult to find.

. – very approximately ( due to the close back) carat weight is 5.0 Ct circa probably a bit more Complementary diamond accent comprising 14 in number old half cut diamonds G VVS for...

CHC01 Collection Gem 11.17 Ct Canary Vivid Yellow Chrysoberyl untreated Gemstone Clean and Precision Cutting Ceylon GEM DESCRIPTION Species: Natural Chrysoberyl Variety: Natura...

HYA65 1.39 Ct Natural Untreated Hauyne clarity blue color eye clean Afghanistan Collection gemstone GEM DESCRIPTION Species: Natural Sodalite Variety: Natural Hauyne Untreated...

GIA Certified 1.03ct Deep Blue Sapphire Untreated Heart Cut Natural 6.2x5.4mm GIA Certified Untreated Deep Blue Heart Cut Sapphire Gem. 1.03 Carat unheated deep blue sapphire.