French Diamond Platinum Rings

A 7.02 carat Natural Sapphire Ceylan non heated mounted on a Diamond and Platinum Ring. French marks. Circa 1940.

Platinum ring, dog's head hallmark. This gorgeous Daisy style ring is claw set with 7 brilliant cut diamonds.

A fine and impressive French 0.80 carat diamond and platinum engagement ring; part of our diverse antique and vintage jewelry and estate jewelry collections.

Details Designer: Carvin French Metal: Platinum & 18K Yellow Gold Prongs Gemstones: Emerald: Cabochon-cut, approx. 3.50 carats Diamonds: Ring Size: 6

Platinum ring, with French cut rubies and diamonds, surrounded with round diamonds.

Platinum emerald diamond ring, emerald cut emerald weighing 4.82 (known weight) French hallmarks, ring size 5 1/4, weight 2.6 dwt

Exceptional design featuring a phenomenal center diamond. This custom French platinum ring by acclaimed designer Sebastien Barier features a 1.53 carat round brilliant cut diamond ac...

Marked platinum, maker's mark 'P B', French, circa 1950. UK finger size P 1/2.

Ring in platinum. This substantial vintage platinum ring features a wide, flat band with a geometric setting adorned at its center by an antique-cut diamond held in place by prongs a...

Ring in platinum. This substantial antique platinum ring features a wide, flat band with a geometric setting adorned with asymmetrical engraving, the center of which is set with an a...

Authentic antique jewel - French work of the 1950s. Our opinion : With its beautiful volume, this platinum diamond wedding band can be worn alone or paired with an engagement ring, o...

A French Ruby and Diamond Platinum Ring. The center ruby is 0.78 carats.

Diamond cut: Round Brilliant Carat: 0.55 ct. Grading: I color, VS1 clarity Metal: Platinum Ring size: 7 1/4 Stamp: 950Pt 0.55 Cartier C005063 (French Hallmark)(French maker's mark).

Ring in platinum, dog head hallmark. Charm ring, it is set with 4 claws of an oval ruby supported like a flower by 3 modern brilliant-cut diamonds in millegrain setting on both sides.

French made, platinum dome ring, featuring invisible set blue sapphires and approx. 0.60ctw in diamonds.

It is a true sparkler, and would make a wonderful engagement ring. Additional information: Material: Platinum Origin: France Date of Manufacture: 1920s Era: Art Deco (1920s-1930s) H...

A fine and impressive vintage French 0.75 carat diamond and platinum full eternity ring; part of our diverse vintage jewelry and estate jewelry collections.

Discover a remarkable diamond ring that exemplifies luxury and brilliance, featuring a stunning oval diamond of 0.8 with a pristine J and an impressive VS1. This exquisite piece is e...

Discover a remarkable diamond ring that exemplifies luxury and brilliance, featuring a stunning oval diamond of 1.2 with a pristine I and an impressive SI1. This exquisite piece is e...

Discover a remarkable diamond ring that exemplifies luxury and brilliance, featuring a stunning oval diamond of 1.81 with a pristine J and an impressive SI1. This exquisite piece is ...

Vintage Peridot & Diamond Ring Platinum French Stamped Circa 1940’s Fabulous, French crafted vintage ring.

Discover a remarkable diamond ring that exemplifies luxury and brilliance, featuring a stunning oval diamond of 1.51 with a pristine J and an impressive SI2. This exquisite piece is ...

Ring in platinum, dog-head hallmark. Antique platinum solitaire ring, set with an antique cushion-cut diamond on the front, secured by high prongs, accompanied on either side by 2 x ...

Platinum ring. This splendid Art Deco ring features the geometric lines typical of that time.

This impressive French diamond engagement ring has been crafted in platinum.

Item Specifications: Metal: Platinum Total Diamond Count: 30 french carre diamonds Total Diamond Carat Weight: ~0.60 carats Diamond Color: F-G Diamond Clarity: VS ​ ​Ring Size:...

An art deco platinum ring formed from two optically interlaced surfaces, one set with baguette cut diamonds (app. 1.4 ct, G-H, Vs-Si) and the other surface is set with brilliant cut ...

Ring in platinum, dog's head hallmark. Oval and domed, openwork, this incredible ring is claw-set with 2 antique and intermediate brilliant- cut diamonds on an entourage of shuttle- ...

Platinum ring. Magnificent antique solitaire in excellent condition, this engagement ring is adorned on the top with an antique brilliant- cut diamond held in claws, on an illusion s...

An impressive antique 1930's French 0.62 carat diamond and platinum solitaire engagement ring; part of our diverse antique jewellery and estate jewelry collections.

A platinum ring set with four old-cut diamonds in a square.

Ring in platinum, dog's head hallmark. Square shaped, this superb Art Deco ring is adorned with a brilliant-cut diamond, surrounded by baguette-cut diamonds.

Ring in platinum. Sublime and authentic Art Deco ring, its setting forms a dome entirely set with small antique- cut diamonds.

Specifications : Metal: Platinum Gemstones: Cabochon sapphire, old cut diamonds, onyx Origin: France Period: Art Deco, circa 1930 Weight: 4.7 grams Ring size: FR 56 (US 7.5) R...

This magnificent antique trilogy diamond ring has been crafted in platinum. The pierced decorated setting displays three antique (circa 1890) French cut diamonds, set within millegr...

This late Art Deco ring crafted from platinum and diamonds is best described as a 'tank' ring, and was manufactured in France, circa 1940.

US Size : 8 ; Free resize, please contact us. Authentic antique ring - French Art Deco period - 1925. Our opinion: A perfect line, a refined geometry, a timeless diamond platinum rin...

A platinum ring set with four old cut diamonds in a square each set in a mille griffe border with on each side a sloped triangle set with three diamonds (app. 0.7 carat), with a beau...

A stunning, fine and impressive vintage French 2.20 carat diamond and platinum full eternity ring; part of our diverse diamond jewellery collections.

An impressive antique French 0.74 carat diamond and platinum solitaire style engagement ring; part of our diverse antique jewelry and estate jewelry collections.

Deco style platinum ring with French cut sapphires and approx. 0.50cts in diamonds.

This exceptional French Mid Century diamond engagement ring is a remarkable 1950’s jewel, centered by a GIA-certified round brilliant cut diamond weighing an impressive 9.01 carats.

Circa 1930 Platinum Eternity Band Ring, 1.75 M.M wide and set with French cut Diamonds each measuring approximately .05 x .02 M.M for an approximate total Diamond weight of .90 Carats.

A stunning, fine and impressive vintage 1940s French 0.90 carat ruby, 0.90 carat sapphire and 0.80 carat diamond, platinum hinged bilateral ring; part of our diverse gemstone jewelry...

This stunning, fine and impressive antique diamond solitaire engagement ring has been crafted in platinum.

French Retro 1940s Platinum & Three Stone Diamond Tank Ring Here is your chance to purchase a beautiful and highly collectible designer tank cocktail ring.

Ring in platinum ring, dog head hallmark. Superb art deco ring, it is adorned on its top with an intense blue sapphire set with 4 flat claws on an asymmetrical decoration, and should...

A Retro 1940s diamond and platinum cocktail ring designed as a brilliant and baguette diamond open flower cluster inset on a tapered ribbed mounting, in platinum.

Ring in platinum, dog head hallmark. Magnificent contemporary ring, its setting is adorned with an oval ruby set with 4 claws.

9.75 carat Aquamarine centering a diamond and cabochon turquoise platinum ring. French mark.

"Other Details: Primary Stone: Sapphire Accent Stones: Diamond Sapphire Cut: French Cut Diamond Cuts: Round Cut, Rose Cut Jewelry Type: Sapphire and Diamond Ring Style: Art Dec...

Ring in platinum, dog head hallmark. Important openwork dome ring, it is set with claws on its top with 2 modern brilliant- cut diamonds.

Ring in platinum, dog head hallmark. Superb ring inspired by art deco, it is set with claws of an oval ruby.

A platinum half eternity band ring set with seven french cut diamonds (circa 1.12 carat) in a row.

Antique Pearl & Diamond Ring Platinum French Stamped Circa 1910 This stunning platinum ring from the Edwardian era features a captivating cultured pearl at its centre, elegantly ...

The ring is hallmarked to the outer surface of the shank with the French mark for platinum (dog's head).

Ring in platinum, dog's head hallmark. Lovely Art Deco style jewelry, the setting of this ring is set in its center of a green tsavorite garnet.

Authentic antique jewel - French work from 1925. Our opinion : absolutely charming, this charming ring with fine pearl and diamonds will adorn with elegance a thin hand.

It could be the perfect engagement ring. It is a size 8. Weight: 3,3gr Metal: Platinum Stones: 1 Diamond • Cut: Transitional cut • Carat Weight: 0.90ct approx

An Art Moderne diamond turban ring of wrapped bypass design with ribbed detail, in platinum.