Untreated Gems

untreated. The pendant is hanging on a 16" (40cm) white gold chain. Which compliments this pendant well. We

GIA confirming the sapphire as untreated, very rare for natural sapphires. The centre stone is

closely but not a dirty stone. Totally untreated and unheated, very rare for sapphires. It also has an

. Sapphire fully certified by GIA confirming gem as untreated and unheated. Very rare for natural sapphires

. Sapphire fully certified by GIA confirming gem as untreated and unheated. Very rare for natural sapphires

Antwerp, one of the best and most well equipped gem labs. This stone is totally untreated and unheated

oval cabochon cut. Fully certified by GIA gem lab. Totally Untreated Jadeite jade, referred to as ‘A

cut. Fully certified by IGI in Antwerp, one of their best and most well equipped gem labs. Totally

Fine GIA Certified Untreated Deep Blue Sapphire Oval 18k Yellow Gold Pendant Necklace. Untreated

GIA Certified Untreated Deep Green Blue Sapphire 18k White Gold Solitaire Pendant Necklace. 1.12

Unique Untreated Thai Parti Colour Sapphire Gemstone. 2.41 Carat unheated sapphire with a rare

Top Grade 6.64ct GIA Certified Natural Tourmaline Red Purple Untreated Round Cut Rare Untreated

Deep Blue Untreated Sapphire 18k White Gold Pendant Necklace. 1.14 Carat sapphire with a deep blue

18k yellow gold pendant setting. Totally untreated and unheated. Very rare for Sapphires. 0.71

. Untreated blue sapphire with a deep blue colour and good clarity. Clean stone. It also has a very good oval

IGI Certified Untreated Bi-Colour Sapphire Pendant Necklace 1.18 Carat sapphire with rare bi

Natural untreated deep blue sapphire solitaire pendant. Beautiful pear cut Sapphire. Set in a fine

Natural 1.18ct Untreated Deep Blue Green Sapphire 18k White Gold Solitaire Ring. IGI Certified

Beautiful Natural IGI Certified Untreated Blue Sapphire set in a fine 18k white gold solitaire

IGI Certified Untreated Green-Blue Sapphire & Diamond Surround Set 18k White Gold Diamond Pendant

very unique brownish yellow 'cognac' colour, very unique. Totally untreated and unheated. Very rare

Stunning 6.90 carat untreated green jadeite jade set in a fine 14k yellow gold solitaire pendant

Stunning untreated light yellow Ceylon sapphire set in a fine 14k white gold ring. Sapphire is

carat untreated sapphire with stunning colour change effect. Changing colour depending on the light its

Natural untreated vivid pink sapphire solitaire pendant. Beautiful oval cut pink Sapphire. Set in

natural, untreated/unheated and Ceylon/Sri Lankan in origin. Colour described by GIA as a straight 'blue

oval cut which shows lots of sparkle and light return. Totally untreated and unheated. Very rare for

Fine Vivid Green Blue Untreated Australian Sapphire 18k White Gold Pendant Necklace. Stunning 1.00

Untreated Deep Blue-Green Australian Sapphire 18k White Gold Pendant. IGI Certified 1.47 carat

certified by IGI Antwerp. Confirming stone as untreated and Sri Lankan (Ceylon) in origin. They also

sparkly! Also totally untreated and unheated. Very rare for sapphires, especially of this quality! The

untreated deep green jadeite jade set in a fine 18k yellow gold rubover bezel signet ring. This jade has an

untreated deep green jadeite jade set in a fine 9k yellow gold rubover bezel signet ring. This jade has an

untreated green jadeite jade set in a fine 9k yellow gold rubover bezel signet ring. This jade has an

GIA Certified A-Grade Jadeite 9k Yellow Gold Oval Signet Ring. A stunning 4.06 carat untreated

Fine Untreated Deep Red Ruby 18 Karat Yellow Gold Solitaire Pendant Necklace. Stunning 0.51 carat

IGI Certified Fine Pink Untreated Sapphire 18k White Gold Pendant. 0.81 Carat sapphire with a fine

Rare GIA Certified Untreated Jadeite Jade A-Grade Green Pendant Necklace. Fine 2.08 carat

Natural Fancy Pink & White Diamond Round Cut 2 Row 1/4 Eternity Platinum Ring. A beautiful platinum ring set with 6 round brilliant cut natural fancy pink diamonds (0.45ct) and 6 ro...

Natural fancy light yellow diamond pendant. Beautiful round cut yellow diamond. Set in a highly polished 18k white gold solitaire pendant. 0.33 carat stone with a stunning light yel...

Stunning deep red untreated ruby set in a fine 18k yellow gold diamond halo ring. 0.84 carat

Natural Untreated Deep Red Ruby GIA Certified 18k Yellow Gold Solitaire Ring. Beautiful 1.03 carat

. Fully certified by IGI Antwerp confirming stone as untreated (very rare for rubies). Stunning ruby with

9.87ct Green Jadeite Jade IGI Certified Natural ‘A’ Grade Oval Cabochon Gem IGI Certified

Rare 5.33ct IGI Certified Jadeite Jade ‘A’ Grade Green Oval Cabochon Blister Gem IGI Blister

IGI CERTIFIED 6.49ct NATURAL Deep Green Jadeite Jade ‘A’ Grade Oval Cabochon Gem IGI Certified

cut. Fully certified by IGI in Antwerp, one of their best and most well equipped gem labs. Totally

....STUNNING! Sapphire Untreated Natural Gem, Sapphire Has No Treatment Whatsoever. Comes With GIA

Don't Need It. These Untreated Gems Are the Most Valuable of All Sapphires. PLEASE NOTE: Authentic

Don't Need It. These Untreated Gems Are the Most Valuable of All Sapphires. PLEASE NOTE: Authentic

Untreated Natural Gem, Sapphire Has No Treatment Whatsoever. Comes With GIA Paperwork. Certified No

Untreated Deep Pink Purple Colour Change Sapphire Trillion Triangle Certified Rare Natural

Fine 0.80ct Parti Colour Sapphire Australian Untreated Green Yellow Round 5mm Rare Green Yellowish

Parti Colour Sapphire 1.98ct Untreated Green Blue Yellow Emerald Cut Certified Rare Natural

Untreated Green Blue Colour Change Sapphire 1.22ct Pear Teardrop IGI Certified Rare Natural Colour

Natural Jadeite 12.91ct Lavender Untreated Lilac Violet Jade ‘A’ Grade Certfied Natural fine

natural Untreated Star Sapphire – a rare gem that captures light with its enchanting asterism effect