Platinum Cabochon Sapphire Ring

BAYCO Ring, Platinum & 18 karat yellow gold, mounted with 1 Ceylon Sapphire, Oval Cabochon weighing 8.15 carats-4 trapezoids diamonds and 2 bullet shape diamonds weighing 1.19 carat

Rene Boivin: A Platinum, Cabochon Sapphire and Diamond ‘Ecailles’ Ring, the bombe ring with a pierced scalloped design, centering one round cabochon sapphire weighing approximately 2...

BAYCO Ring, Platinum & 18 karat yellow gold, mounted with 1 Cabochon Sapphire weighing 5.94 carats 2 trillion diamonds weighing 0.68 carats

Sapphire and Diamond Ring. ‘Cabochon’ is the name for a domed cut, and apart from free-form tumbled beads, it is historically the oldest stone cut. Cabochons don’t rely on facets to ...

A Cabochon Cut Star Sapphire Ring in a Platinum and Diamond Mounting.

GIA Certified Platinum Cabochon Cut Sapphire and Diamond Ring 15.78 Carats of Sapphires (Heated) 0.69 Carats of Natural Diamonds Cabochon Cut Platinum GIA Certified

This show stopping ring features a huge 79.57-carat cabochon Ceylon unheated star sapphire which is accented by an incredible hand setting comprised of baguette, round brilliant and ...

Inquiries for additional photos, videos, and requests to see this piece in-person are encouraged. The ring size is resizable. Metal: Platinum Ring Size: 5.5 (Resizable) Total Weigh...

An entrancing high-domed (a.k.a. sugarloaf ) sapphire, measuring 12.50 carats, glistens and glows atop a refined and elegantly restrained hand made platinum mounting, dating from the...

This large and bold cocktail fashion ring holds a cabochon Ceylon blue sapphire 30 ct center stone that is smooth, polished, and slightly reflective.

Inquiries for additional photos, videos, and requests to see this piece in-person are encouraged. The ring size is resizable. Metal: Platinum Ring Size: 6.75 (Resizable) Total Weig...

An exceptional 20.60 carat cabochon moonstone is set in platinum and accented with ten oval-shaped blue sapphires totaling 10.09 carats.

This one-of-a-kind ring is set with an extraordinarily fine cabochon-cut sapphire.

As a gemologist and designer craftsman, I cast a net to the nation’s gem dealers, searching for an extraordinary, rich blue, large, star sapphire cabochon for my personal use. I wish...

Phenomenal old gem material, transformed into a truly magnificent sugarloaf cabochon, is showcased in a sublime Edwardian mounting, circa 1900. This impressive, collectable and mesme...

Platinum diamond set ring with a cabochon sugarloaf center Ceylon Sapphire flanked by striking pear shape diamonds.

Star sapphire and diamond platinum ring Platinum ring set with a central cabochon unheated Ceylon lavender star sapphire weighing approximately 12.34 carats (13.01 x 10.24 x 8.58) s...

Ladies 6.62 Carat Cabochon Sapphire Ring in Platinum. On either side of the violetish-Blue sapphire is a single tapered baguette with an approximate total weight by measurement of 0...

This Platinum vintage Art Deco ring features one 10x7mm oval cabochon natural blue Sapphire.

All buyers outside of Japan will receive -10% tax exemption from the list price. Please inquire for details. Spinel : 2.43ct / Sapphires : 0.26ct / Diamonds : 0.51ct Approximate Siz...

G color, VS clarity -6 Round Cabochon Sapphires 1.14 carat t.w. -10% Iridium Platinum, 18Karat Yellow Gold

This Solitaire makes a great focal ring to be worn with stack-able bands as well. Rare to see an iridescent Cabochon cut stone in a ring from this era, as most contained a faceted st...

Gray Star Sapphire weighing approximately 7 carats accompanies by 1.5 carats of diamonds in the surrounding cluster set in a platinum ring.

Ring size is 5 and is set in solid yellow gold and platinum.

Crafted in 18k white gold and platinum, this ring features a central prong-set 1.20ct sapphire cabochon.

Crafted in 18k white gold and platinum, this ring features a central prong-set 1.20ct sapphire cabochon.

An outstanding Victorian inspired cluster ring claw set with an alluring natural blue cabochon sapphire at its heart, haloed by ten bright old European cut diamonds around the border...

An excitingly unique take on the traditional solitaire ring. A rich, deep blue sapphire is at the centre of the ring, secured by four claws in platinum collet, with subtle Deco detai...

PARIS Craft House 8.07ct GRS Certified Unheated Cabochon Star Sapphire Diamond Ring in Platinum. - 1 GRS Certified Unheated Cabochon Star Sapphire/8.07ct - 2 Baguette Diamonds/0.41c...

PARIS Craft House 6.43ct GRS Certified Unheated Cabochon Purple Star Sapphire Diamond Ring in Platinum

Collet-set with a cabochon sapphire estimated to weigh approx. 3.00cts between two old mine-cut diamond shoulders, the diamonds estimated to weigh approx. 0.50ct each, to a platinum ...

This striking ring features an 11 carat natural no heat star ruby cabochon accented by high quality genuine diamonds. The ring is crafted in solid platinum and features a nicely brus...

A wonderfully unique sapphire and diamond ring. The long, oval shaped cabochon sapphire displays a glowing rich and bright blue.

The 11.66 carat oval cabochon cut black star sapphire is set in a platinum rim and mounted in a rose gold ring with a matt finish.

A absolutely stunning diamond and sapphire 3-stone ring from the Art Deco (ca1920s) era!

A sapphire ring in 18K gold, featuring a double cabochon-cut 20.43ct untreated natural sapphire from Sri Lanka.

Handmade and crafted in platinum, this ring adorns a 3ctw+ no-heat Ceylon sapphire cabochon.

Stunning Art Deco ring with a GIA Certified 16.97CT Burma No Heat Cabochon Sapphire as the center stone.

This Art Deco Style Sapphire & Diamond Triple Row Platinum Band features a central 1.21 carat Iridescent Blue Star Sapphire at 5.3mm, securely set in a 4-prong setting. With 5 rows o...

A transparent pastel pink star sapphire of 10.12 ct with an crystal clear body and exceptionally sharp star. The sapphire is untreated and from Sri Lanka. Surrounded by magnificent o...

This natural blue sapphire originates from Sri Lanka and is appx. 19 carat. The color is a clean blue color and has been set into platinum.

In a Mid-Century timeless design, this Star Sapphire & Baguette Piano Key Platinum Cocktail Ring features a central 2.57 carat Iridescent Rich Blue Sapphire spiraled by 1.35 carats o...

Experience nature's wonders with our breathtaking colorful gemstone Cat's Eye Chrysoberyl and Sapphire Ring. Crafted with precision and adorned with a mesmerizing array of gemstones...

We are pleased to offer one of the finest, most gorgeous and distinctive gemstone rings that's ever come across our counter. An absolutely gemmy, luscious, royal blue cabochon sapphi...

Extremely Rare Platinum 9.05 Ct Natural Star Ruby 2.17 ct Diamond Statement Ring Introducing the extraordinary Extremely Rare Platinum Natural Star Ruby Diamond Statement Ring, a tr...

Vintage Platinum Blue Star Sapphire and Diamond 3-Stone Ring; The ring is set with 1- Oval Cabochon Cut Star Sapphire weighing 28.08 Carats.

A beautiful tribute the deco era, this Jade Sapphire and Diamond ring contains the following. The center stone is GIA Certified #2215528092. The center stone is 7.87 carats and has...

A beautiful sapphire, and baguette diamond ring in luxurious platinum and 18 karat yellow gold.

Set against the opulent backdrop of prestigiously gleaming platinum and luxuriously scintillating diamonds, the sapphire in this ring compels with its regal color and marvelous cut. ...

This delightfully graceful ring features a 2.90 carat fine vivid blue cabochon sapphire adorned by 1.38 carats of VS quality diamonds set in platinum.

Art Deco platinum intricately handcrafted mounting set with a large round cabochon-cut, natural blue sapphire weighing approximately 41.60 carats. Sapphire measurements 19.42 x 17.6...

Platinum Large Cabochon Star Sapphire Vintage Ring by Buccellati.

**Estate Platinum Blue Sapphire & Diamond Ring, 2.15ctw** A striking estate platinum ring featuring a vivid 1.13ct oval cabochon-cut blue sapphire as its centerpiece.

2.30 Carat Natural Lavender Spinel Three Stone Diamond Ring in Platinum – Merkaba Jewelry Beverly Hills A refined three stone jewel created for collectors and connoisseurs, this 2.3...

This distinctive 1960s lapis lazuli and diamond ring is crafted in 14K yellow gold with a bold, gold nugget style mount, evoking a naturalistic charm. At its center lies a velvety, d...

A magnificent turn-of-the-century late Victorian, early Edwardian Opal and Diamond Cluster 18k Gold ring, Circa 1900. This Crystal Australian opal displays electric play of color in ...

Antique Platinum Diamond Ring Featuring a Marquise Cut Diamond of VS Clarity and G Color Weighing Approximately 0.85 Carats Accented by 25 Old European and Single Cut Diamond of VS C...

A pavé-set, platinum, and 18 karat gold Geodesic Dome diamond ring, by David Webb, first made in c. 1965. The ring measures a Size 7. It is signed WEBB, stamped 18k, and Plat. The ri...

FACTORY / HOUSE: Cartier Paris STYLE / REFERENCE: Art Deco / Square METAL / MATERIAL: 18Kt. Yellow Gold CIRCA / YEAR: 1930's DIMENSIONS / SIZE: Length 32mm X Width 20mm MOVEMENT / ...

Pair of exquisite and classic button earrings, crafted by David Webb in 18k gold and platinum. The earrings are set with center 14.5mm angel skin corals, surrounded with alternating ...

Antique French Floral Design Platinum Diamond Tiara with Detachable Brooch This magnificent French tiara, crafted in luxurious platinum, is a masterpiece of elegance and refinement....

A 5.03 carat royal blue sapphire cushion cut platinum three stone ring, handcrafted by Merkaba Jewelry Beverly Hills as a refined collector jewel and meaningful alternative engagemen...

David Webb Star Natural Star Sapphire & Diamond Ring This magnificent ring by David Webb showcases a majestic natural star sapphire, radiating deep celestial blue hues, highlighted ...

Dalben design 18k rose gold satin finishing ring with a 10,35 carat bezel-set oval shape magnificent Coober Pedy Australian crystal opal . This wonderful Australian Opal have a kal...

A 7.55 carat peach tourmaline emerald cut platinum diamond ring, handcrafted by Merkaba Jewelry Beverly Hills as a romantic collector jewel and meaningful alternative engagement ring...