Untreated Yellow Diamond

This once in a life time piece hosts one incredible 12.07 natural yellow diamond centre stone. It is stunningly compliment by smaller yellow stones surrounding it and pink stones eit...

This statement piece hosts one natural untreated 7.03 carat fancy yellow diamond and is surrounded by smaller natural untreated yellow and white diamonds making up a total carat weig...

Natural, untreated 6.19 carat main light yellow diamond, surrounded by smaller white diamonds making up a total of 6.56 Carats.

This contemporary fashion ring is expertly made using 18 Karat Yellow Gold. This piece has a total of 1.00 carat natural untreated white diamonds.

This fun and fabulous piece consists of 1.76 carats worth of natural untreated fancy yellow radiant shaped diamonds. Beautifully compliment by small pink and white diamonds making up...

Brand New Very rare plum-pinkish red burmese rubies Ring weighs 12.8 grams. Contains 4.10 CTS of Rubies and .85 CTS of VS2-VS1 diamonds. Truly a one of one. RUBIES ARE UNHEATED AND A...

This one of a kind piece hosts a 1.29 carat fancy deep yellow centre diamond and is beautifully complimented by a variety of natural white diamonds making up a total carat weight of ...

This piece consists of a Natural Light Yellow 5.01 Carat Main Diamond, surrounded by smaller natural white diamonds making up a total of 6.01 Carats. This piece has been expertly cra...

Centered on a beautiful untreated Colombian emerald weighing 1.44 carats, this ring is brought to life by an undulating surround composed of custom cut tapered baguettes.

The centrepiece of our “Santa Barbara” opal ring is a 1.57 carat natural light opal from our own mines in Jundah-Opalville. Set in 18K yellow gold and circled by a sparkly swirl of 5...

"Australian Daisy" opal ring presents a classic elegance look. It carries an impeccable black opal (0.23ct) set in 18K yellow gold with white gold petals of shiny diamonds. The perfe...

Featuring a natural, untreated Star Ruby surrounded by a halo of sparkling Diamonds.

A symbol for never-ending beauty of colours "Rainbow-coloured dream" opal ring features an exquisite black pipe opal sourced from our own mines in Jundah-Opalville, Australia. The me...

A romantic and glamorous statement piece the ‘Love Walked In’ opal pendant features an electrifying 16.30ct boulder opal hailing from Winton mines in Queensland, Australia. The attra...

Extremely romantic and glamorous, ‘Madame Butterfly’ opal pendant features an attractive and versatile boulder opal (6.65ct) sourced from Winton mines in Queensland, Australia, bound...

The ring is further set with high quality Diamonds on each shoulder. The Diamonds are excellent quality and graded colour E-F and clarity VS by the valuer.

Designed by Renata Bernard, ‘Affection’ opal pendant was inspired by unconditional properties of love. The intense colours of natural boulder opal (2.65ct) are complemented by the in...

Mysterious and magical, “Deep Love” opal ring is evocative of an ocean dive on a lazy summer day. A superb 17.53 carat pipe opal from our own mines in Jundah-Opalville is the star of...

Gorgeously invisibly set in an 18kt yellow gold mounting with 10 invisible set diamonds weighing .15ctw with only the best premium quality diamonds with a clarity grade of VVS and a ...

A wonderful ring for evening wear or as an alternative engagement ring. This ring is versatile in its design and wear ability. The center stone is a 2 carat cushion blue sapphire t...

Minimalist 2 Carat Untreated Natural Emerald Diamond Bridal Ring in 18K Gold A stunning ring featuring IGI/GIA Certified 2.00 Carat Natural Emerald and 0.45 Carat of Diamond Accents...

Antique jewelry object group: earrings clips Condition: excellent condition Do you wish for a 360° view of this unique jewel? Just send us your request and we’ll give you the direc...

One-of-a-kind Water Anemone earrings made of 18K Fairmined Gold, Traceable, Untreated Sapphires from Madagascar, and Canadamark diamonds.

The “Special Vision” opal pendant is quite the eye-catching piece featuring a gracious boulder opal (22.45ct) sourced from Winton, Australia. Set in outstanding 18K yellow gold, the ...

These incredible earrings will certainly spark up conversations, bold yet sophisticated, they host natural untreated fancy intense yellow diamonds making up a total carat weight of 6...

This one of a kind piece is made from natural untreated yellow and white diamonds, perfectly placed in a variety of shapes.

This sophisticated piece consists of a centre 1.94 carat natural untreated fancy yellow diamond. Complimented by natural untreated white diamonds making up a total carat weight of 3....

Natural Untreated Light Yellow Diamond ring surrounded by natural white diamonds making up a total carat weight of 2.75.

Natural, untreated 1.10 Carat Fancy Yellow Diamond surrounded by White diamonds making a total of 1.42 Carats.

Natural Untreated Fancy Light Yellow Diamond Ring, Main Stone is 10.04 surrounded by smaller natural yellow and white diamond making up a total carat weight of 10.94.

Natural, untreated Fancy Light Yellow Diamonds 2.80 carats GIA certified.

This classic piece hosts a main 1.37 carat natural untreated fancy yellow diamond, complimented by smaller natural white diamonds making up a total carat weight of 1.76.

Natural, untreated Light Yellow Green Diamond 0.80 Carat, surrounded by pink and white diamonds making up a total of 1.27 Carats.

This combination can be worn as a set, as individual rings, or mix and match with other Brilliance Quadrant Signature Stackable Rings to form your own unique patterns. - Natural unt...

This classic ring features a fancy yellow Ceylon sapphire, one of the rarest of all fancy-colored sapphires. Weighing a monumental 17.82 carats, the rectangular emerald-cut jewel dis...

This antique cocktail ring showcases 1.10 carats of untreated Burma rubies interspersed with glittering Old Mine-cut white diamonds.

The emerald-cut gem is flanked by two white diamonds weighing approximately 1.75 total carats in its platinum and 18k yellow gold setting.

An opulent and rare 45.26-carat tanzanite is the star of this stunning ring. Boasting the incredible violetish-blue hue for which tanzanites are so desired, this striking gemstone’s ...

Fine natural vivid yellow Ceylon sapphire & diamond white gold ring. 1.20 carat yellow sapphire with a stunning vivid yellow colour and good clarity.

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...

GIA Certified Untreated Yellow Sapphire Gemstone. 1.04 Carat unheated sapphire with a beautiful vivid yellow colour. Fully certified by GIA confirming stone as natural and untreated...

Deep Red Untreated Ruby & Diamond 18k Yellow Gold Ring. Fine 1.63 carat ruby with a beautiful deep red colour.

Material: 14k White and Yellow Gold Gemstone Details: GIA Certified 6.16ct Oval, Untreated, Color Change Blue Sapphire with Sri Lanka Origin Diamond Details: Approximately 0.80ctw of...

Its fiery brilliance is beautifully complemented by two pear shaped yellow diamonds with additional round white diamonds on the band, totaling 0.69 carat.

A natural untreated 14.50 carat sapphire diamond ring set in platinum.

Totally untreated and unheated, comes with full IGI report to confirm stone is untreated and Sri Lankan in origin.

An opulent and rare 22.98-carat tanzanite is the star of this stunning ring. Displaying the incredible deep violetish-blue hue for which tanzanites are so desired, this striking gems...

It is 100% natural, unheated and untreated... very very unique gemstone! This ring is an 18 karat yellow gold mounting with a rich yellow color that will last forever!

This example is set in platinum and 18K yellow gold with diamond and pink sapphire accents.

Stunning deep red untreated ruby set in a fine 18k yellow gold diamond halo ring. 0.84 carat centre ruby with a beautiful deep purplish red colour.

Era: Victorian Composition: 18K Yellow Gold Primary Stone: Natural, Untreated Burma(Myanmar) Sapphire Carat Weight: 10.73 Carats SSEF Gemstone Report Number: 71758 Accent St...

Adorned by two trillion cut yellow tint diamond side stones and a round cut diamond double halo of superbly white VS diamonds.

ITSIT Natural Parti Colour Untreated Australian Sapphire 18k White Gold Three Stone Ring.

This phenomenal ladies' ring boasts an impressive total carat weight of 9.28 carats and showcases a breathtaking orange sapphire encircled by a halo of dazzling diamonds. It has been...

Yellow Sapphire 2.18 carats with Diamond 0.31 carat Ring set in 18 Karat White Gold Settings Width: 0.9 cm Length: 1.1 cm Ring Size: 52 Total Weight: 3.01 grams Yellow Sapphire ...

A sapphire and diamond cluster ring, the oval faceted sapphire weighing 8.32 carats, accompanied by GCS Report stating to be of Sri Lankan origin with no indications of heating, surr...

This striking 14K yellow gold ring from the 1960s features a bold, open work nugget design, centered by a magnificent 2.94-carat round brilliant cut diamond with L-M color and VS-1 c...

Ceylon Sapphire ring. 18 Carat White Gold Ring set in its Center with a Large Ceylon Sapphire weighing 4.59 Carats set with double Prongs, supported on either side by two Baguette-cu...

This contemporary take on the classic signet ring is crafted from solid 9-carat yellow gold and features eight diamonds ranging in size and color from pale champagne to cognac and a ...

Certified Oval Ceylon Sapphire weighing 5.00 cts Measuring (10.93x9.90x5.93) mm 2 Trapezoid diamonds weighing .86 cts Measuring (6.4x3.6) mm Set in Platinum ring

Edwardian Pink Tourmaline and Rose Cut Diamond Ring (1901-1914) Hand fabricated in platinum and 18 Karat yellow Gold, glisten and glows with a bright fuchsia Reddish-Pink Emerald cu...

Yellow Sapphire 1.16 carats with Yellow Sapphire 1.81 carats and Diamond 0.37 carat Ring set in 18K Gold Settings Width: 1.5 cm Length: 1.7 cm Ring Size: 53 Total Weight: 7.47 gra...

Ring for every day in solid 18K Yellow Gold decorated with natural light Cornflower Blue Sapphire of oval cut 12 mm x 10 mm x 5.12 mm / ca. 6.5 ct that demonstrates peculiar internal...

An ultra exclusive three stone masterpiece, this 4.15 carat grey blue Ceylon Spinel diamond ring is crafted in platinum and designed for collectors who value rarity, precision, and r...

Bridget Ring Radiant. Regal. Refined. At the heart of this one-of-a-kind ring is a 10.11 ct GIA-certified cushion-cut yellow sapphire from Sri Lanka—remarkable for its depth of color...