Untreated Sapphire

Beautiful and natural untreated sapphire and diamond pedant necklace. 1.47 carat oval sapphire mounted in a 14k white gold setting with a halo of 20 round brilliant cut diamonds.

Showcasing an Emerald Cut Ceylon Sapphire weighing 43.02 carats, and certified by Gubelin and GIA as an untreated, UNHEATED Sri Lankan Ceylon Sapphire.

Heat treatment is a common industry standard to enhance color and clarity—natural, untreated sapphires from Burma are highly collectible and command premium prices in both auction an...

Exquisite detail work combined with the incredible, rare untreated sapphire stone, makes this ring a true treasure.

Appealing Art Nouveau period Diamond and Sapphire ring, 1900 ca Hand crafted of solid Platinum and 18 KT gold, unmarked Exquisite example epitome of the eternal elegance expressing i...

Hallmarked Weight of the ring 6.3g Egyptian hallmark. Blue sapphire gemstone princess cut vivid blue colour natural untreated sapphire gemstone total weight 0.20ct Diamonds round sh...

GIA Certified Untreated Pear Cut Purple Sapphire & Diamond 18k White Gold Three Stone Ring.

Untreated sapphires of this size and quality are particularly prized by collectors and connoisseurs.

This impressive cross over ring is mid-century Superior in all aspects this ring has been extremely well hand crafted of solid 18 KT gold Beautifully designed in fascinating You & Me...

Total weight of the 3 main sapphires : 10 carats approximately. Certified unheated, untreated sapphires with laboratory certificate.

The focal point of the ring is a natural, untreated sapphire in a beautiful blue hue, surrounded by a halo of high-quality diamonds with a colour grade of F.

Untreated sapphires of this size, color, and quality are increasingly rare in today's market.

Designed and created in the Peter Suchy Workshop. 1 cushion blue Sapphire, approx. total weight 1.98cts, VS2 – SI1, natural untreated Sapphire, GIA certificate #2185458688 72 round...

Crafted in a classic combination of 18k white gold and platinum, the ring reflects the era’s mastery of lightness and fine detail, allowing the gemstones to take center stage while o...

The focal point of the ring is a natural, untreated sapphire in a beautiful blue hue, surrounded by a halo of high-quality diamonds with a colour grade of F.

Snake Seduction This beautiful bangle is 1890 ca Entirely made of solid 18 Kt gold professionally tested Magnificent antique hand made woven work, perfectly textured of yellow gold w...

A captivating vintage cluster ring circa the 1950s, crafted in 14 karat yellow gold and showcasing an impressive mosaic of natural, untreated sapphires. The sapphires, in a variety o...

The design features three natural, untreated sapphire cabochons arranged around a central rose-cut diamond, creating a harmonious composition rich in color and depth.

Weight of the sapphire : 3.40 carats approximately. Certified natural, unheated, untreated sapphire from Sri Lanka, Ceylon mines.

Accompanied by its comprehensive international gemological portfolio, this one-of-a-kind Spectra Fine Jewelry creation represents an important acquisition for collectors of exception...

This ring is defined not by fashion, but by geological rarity, gemological integrity, and enduring elegance, qualities increasingly difficult to source in untreated sapphires of this...

IGI Certified Fancy Colour Change Untreated Sapphire 18k Yellow Gold Solitaire Ring. 1.07 carat sapphire clarity with rare and unique colour change effect.

Untreated sapphires are highly prized by collectors and gemstone enthusiasts because they preserve the stone’s natural beauty exactly as it formed in the earth.

Untreated sapphires of pink color and excellent quality.

This natural, untreated sapphire from Sri Lanka (Ceylon) displays a vivid, velvety royal blue hue—completely free from heat or enhancement—making it a true investment-quality gemstone.

The basket is made of gold wire. Weight of the sapphire : 1.37 carat approximately. Unheated, untreated sapphire from the mines of Ceylon, presented with its laboratory certificate.

The Rosy Sapphire Ring has a vibrant untreated 2.09 carat pink sapphire.

Gia Certified 1.02ct Untreated Dark Blue Sapphire Round Cut Untreated Loose Gem GIA Certified Untreated Deep Blue Round Cut Sapphire Gemstone. 1.02 Carat unheated sapphire with a be...

Total weight of the sapphire : 4,69 carats approximately. Unheated, untreated sapphire with laboratory certificate from Sri Lanka (Ceylon).

It features a unique ‘serpentine’ which encapsulates a beautiful, untreated 2.53 carat blue sapphire. Swiss certified untreated blue sapphire.

Novelty pendants of this quality — solid 18k construction, genuine untreated sapphires, pavé-set throughout — rarely come to market.

Made with natural untreated sapphires rainbow colors, made for both men and woman.

This striking and elegant necklace features luminous purple sapphires and glittering white diamonds. The thirty-one sapphires, totaling 47.52 carats, display a coveted lilac hue. The...

However, a natural, untreated sapphire that exhibits the deep blue color characteristic of Burmese origin is exceedingly rare.

Equally notable is its clarity: the gemstone is both eye-clean and loupe-clean under 10x magnification, an uncommon attribute for a natural untreated sapphire of this scale and origi...

Total weight of the sapphire : 5,41 carats approximately. Natural, unheated, untreated sapphire from Sri-Lanka (Ceylon).

The ring features an untreated 1.02 carat vivid blue sapphire, amongst a double halo of dazzling diamonds.

Untreated pink sapphire with opalescence Weight: 4.14 ct Size: 9.91 × 8.36 × 6.24 mm GIT certificate.

Displaying a captivating teal blue hue, the 4.03-carat brilliant-cut sapphire at the center of this ring dazzles on the finger. Certified by Bellerophon Gemlab, the sapphire shows no...

This sunny line bracelet showcases thirty-two magnificent, untreated oval yellow sapphires totaling 14.38 carats, each stone carefully selected for its vibrant golden hue and excepti...

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

The Apollo Spectacular Blue Sapphire Ring is a stunning Serendi design featuring an untreated 1.12 carat royal blue sapphire, encircled by dazzling diamonds.

The Enchanted Royal Blue Sapphire Ring features an untreated 2.63 carat royal blue sapphire.

The Princess Diana Blue Sapphire Ring is one of our iconic designs. The ring features an untreated 2.10 carat vivid royal blue sapphire, encircled by sparkling diamonds.

Centrepiece: 13 Natural Untreated Star Sapphires totalling 17.07ct, in oval cabochon cuts, featuring a Greyish Blue to Violetish Blue hue with a captivating asterism effect.

From Emilio Jewelry, a well known and respected wholesaler/dealer located on New York’s iconic Fifth Avenue, The focal point is a spectacular 9.90+carat Kashmir Velvet blue Sapphire...

The Titan Blue Sapphire Ring is built around a magnificent untreated 7.48 carat Ceylon blue sapphire — a genuinely rare stone at this size, weight, and quality.

Vivid and completely untreated, this extraordinary ring showcases a 3.24-carat purplish pink sapphire, which displays remarkable saturation and brilliance.

The Enchanted Royal Blue Sapphire Ring features an untreated 2.63 carat royal blue sapphire.

This exceptional, untreated and stunningly beautiful pink sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires.

This exceptional, untreated and beautiful 2.22 carats vibrant Purple Sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires.

The Apollo Blue Sapphire Ring is a classic and elegant Serendi design. The ring features an unheated 1.19 carat Ceylon Royal Blue sapphire, encircled by a halo of dazzling diamonds....

Specifications: Gemstone: natural untreated, Ceylon Blue Sapphire Weight of Sapphire : 1 carat Conflict free natural Diamonds.

Untreated blue sapphire with a GIA certificate  sku03 Weight: 3.03 carats Size: 8.37x7.57x4.75 mm Origin: Sri Lanka

Untreated purple sapphire with a GIA certificate  sku02 Weight: 3.15 carats Size: 9.34×6.89×5.66 mm Origin: Sri Lanka

Untreated purple sapphire with a GIA certificate sku07 Weight: 2.14 carats Size: 7.44x6.76x4.28 mm Origin: Sri Lanka

Untreated purple sapphire with a GIA certificate sku05 Weight: 3.12 carats Size: 8.23x6.34x5.97 mm Origin: Sri Lanka