Art Deco 1.80 Carats Diamond Onyx Platinum Dinner Ring, Circa 1930

Featuring an old European cut center weighing approximately 1.35 carat - J/K color with SI1 clarity Surrounded by a halo of calibrè cut natural and synthetic sapphires - bright roya...

Centering three old European cut diamonds bead set North to South in a navette shaped form. Accented by a pierced surround bead set with single and old European cut diamonds. Diamond...

Centering an oval shaped black opal cabochon measuring 7.0 x 14.0 mm. Opaque black in body color with blue, green, and violet play-of-color. Set with tab like prongs in a navette sha...

Centering an old European cut diamond weighing 1.02 carat - J color with VS1 clarity Set low in a square form head and surrounded by a geometric halo Accented by rose and single cu...

Centering an old European cut diamond weighing approximately 0.40 carat - H color with VS2 clarity. Bezel set with a pierced shield shaped surround with additional diamonds bead set throughout. Weighing approximately 0.56 carat total - well matched to center. Accented by calibré cut onyx cabochons channel set at cardinal points. Opaque glossy black in color. With engraved scroll motif shoulders. Stamped for platinum. Fully signed Tiffany & Co.. Circa: 1930's. Ring size: 6 and sizable. Measures North to South 11.0 mm and sits 5.0 mm high. Total weight: 4.2 grams. Stock Number: We-11007 Make a dazzling statement with this Tiffany & Co. Art Deco dinner ring...

Bombè ring centers a cushion cut ruby weighing approximately 0.70 carat Strongly pinkish red and semi-transparent with natural inclusions Surrounded by pavè old mine and old Europe...

A stunning antique 1.80 carat Colombian emerald and 0.43 carat diamond, platinum Art Deco cocktail ring; part of our diverse emerald jewelry collections This stunning, fine and impressive antique emerald ring has been crafted in platinum. The tapering Art Deco setting is ornamented with a feature 1.80Ct octagonal cut Colombian emerald, bezel set in relief to the center of the protruding stepped design. The emerald is flanked to one side with a pair of platinum bezel set baguette cut diamonds. The substantial ring shoulders have an inset channel to the center, incorporating two baguette cut diamonds and melding with the plain ring shank. This impressive emerald ring has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum. This impressive 1930s ring is supplied with an independent diamond grading report card for the diamonds, in addition to an emerald report card and certificate from the Gemmological Certification Services, London*. "Rather than regarding inclusions in coloured stones as harmful, in small sizes and numbers that do not in any way detract from their beauty, they should be regarded as adding to desirability, for they provide identifying characteristics." Reference: The Connoisseur's Guide to Precious Gemstones, R.Wise, Brunswick House Press. NOTE: * This documentation accredits the emerald originating in Colombia and verifies that the gemstone shows indications of minor clarity enhancement. Images do not always reflect the true color and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual color and showcases each stone. Condition This stunning antique dress ring is exceptional quality, set with a stunning Colombian emerald displaying fine color, brilliance and presence. The very well color matched, very high color and clarity graded diamonds display a fine white color and brilliance. The ring is an exceptional gauge of platinum and is in excellent condition. Emerald Quality Origin Colombia Color Green Cut Octagonal Content 1.80 carats Dimensions 8.70mm x 6.30mm x 4.40mm Diamond Quality Color (average grades) D Clarity (average grades) VVS1 Cut Baguette Content 0.43 carat Dimensions Width of setting 1.05cm/0.41" Width of band 5.95mm/0.23" Ring Size UK Size H USA Size 3 3/4 The ring size may be professionally adjusted in size on request to meet your personal requirements. Weight 14.84 grams Date: Circa 1930 Video: A video of this fine piece is available upon request. Reflections in photographs may detract from the true representation of this stunning antique octagon cut emerald ring...

This is a very elegant cocktail ring. Designed in platinum with diamond baguettes set vertically, the ring has a very Art Deco feeling. Three oval cut ru...

Black & White Elegance Art Deco Black Onyx Diamond striking and dramatic design artfully rendered in Platinum English maker mark active from 1931 t...

A stunning, fine and impressive antique Art Deco 2.49 carat diamond and platinum cocktail ring; part of our diverse antique jewellery and estate jewelry collections. This stunning, fine and impressive Art Deco diamond ring has been crafted in platinum. The pierced decorated rectangular, Art Deco style ring is ornamented with two feature pavé set Old European round cut diamonds, displayed within a central rectangular setting. The feature diamonds are framed by a total of twelve pavé set eight-cut diamonds completing the geometric central plateau design. The pierced decorated elevated ring shoulders are each ornamented with an applied Art Deco style triangle design; the shoulders and the shank of the ring are accented with a further twenty-eight pavé set eight-cut diamonds. The flared, elevated ring shoulders integrate with the main setting and blend seamlessly with the substantial plain hallmarked ring shank. This impressive Art Deco ring is hallmarked to the exterior of the shank with the French platinum mark (dog's head) and the maker's mark. This stunning Art Deco diamond dress ring...

A stunning, fine and impressive antique 1.80 carat diamond and platinum dress ring; part of our diverse jewellery and estate jewelry collections. This stunning antique 1930s diamond...

One Art Deco Diamond Platinum Dinner Ring. Featuring four old European cut diamonds with a total weight of approximately 1.20 carats, grad...