1930s Art Deco 5.21 Carat Cabochon Cut Sapphire Diamond Platinum Engagement Ring

A stunning, fine and impressive antique 0.78 carat sapphire and 0.29 carat diamond, platinum cocktail ring; part of our diverse collection of cabochon rings. This stunning, fine and...

A stunning, fine and impressive antique 2.70 carat Basaltic sapphire and 1.10 carat diamond, platinum dress ring; part of our diverse collection of gemstone cluster engagement rings....

A stunning, fine and impressive antique French 1.10 carat Basaltic sapphire and 2.45 carat diamond, platinum Art Deco cocktail ring; part of our diverse collection of antique rings. This stunning, fine and impressive antique sapphire and diamond ring has been crafted in platinum. The pierced decorated, Art Deco style navette design is ornamented with an impressive feature baguette cut sapphire, bezel set in subtle relief to the center of the design. The feature sapphire is flanked on either side with two substantial pavé set Old European round cut diamonds, totalling 0.99 carats, accented with two smaller eight-cut diamonds to the outer point of the design. Twenty impressive channel set French cut blue sapphires surround the central arrangement. The bordering sapphires are encompassed with fourteen fine and impressive Old European cut diamonds, each individually set within the fenestrated, pierced decorated rim. The elevated, tapering ring shoulders are ornamented with a further four diamonds and integrate with the fenestrated design, blending seamlessly with the engraved ring shank. The ring is hallmarked to the outer surface of the shank with the French import mark for platinum (masked man). The ring is supplied with two independent diamond grading certificates for the feature diamonds, in addition to an independent diamond grading report card for the sapphires and supporting diamonds. NOTE: * The Gemmological Certification Services (GCS) lab has verbally accredited the sapphire originating in Basaltic deposits and verifies that the gemstone shows no indications of heating; non-heated sapphires are a scarcity. 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 platinum sapphire and diamond ring is set with a impressive blue sapphires and very high color graded Old European cut diamonds, displaying a fine white color, brilliance and presence. The feature sapphire and supporting stones display a fine color, brilliance and presence. The cocktail ring is an exceptional gauge of platinum and is in excellent condition, the hallmark to the outer surface of the shank is very clear...

A stunning antique 1.48 carat diamond, contemporary 0.46 carat sapphire and platinum cocktail ring; part of our diverse gemstone jewelry and estate jewelry collections. This stunnin...

This Art Deco platinum ring showcases a rare 1.33 carat untreated Burmese cushion cut sapphire, framed by .45 carats of glittering single cut diamonds in timeless geometric design.

This wonderful and charming Art Deco ring features a pleasant .25 carat cabochon sapphire set in an impressive meadow of 16 round brilliant diamonds weighing approximately 3.20 carat...

A superb Art-Deco ring crafted in platinum, centered on a deep blue oval sapphire of approximately 3.5 carats. The stone is framed by a delicate halo of calibrated square sapphires a...

This substantial cabochon blue sapphire and diamond ring is a beautiful example of Art Deco opulence. Elegantly proportioned an...