Edwardian 0.55 CTW Old European Cut Diamond Platinum 18 Karat Antique Engagement Ring

Edwardian 0.55 CTW Old European Cut Diamond Platinum 18 Karat Antique Engagement RingCentering an old European cut diamond weighing approximately 0. 55 carat total G color with SI1 clarity Set with talon prongs in pierced platinum topped mounting flanked by tapered shoulders Cathedral style with pierced geometric motif Tested as platinum and 18 karat gold Circa: 1910 Ring Size: 5 and sizable Measures north to south 5. 5 mm and sits 5. 0 mm high Total Weight: 2. 0 grams Stock Number: We 16094

Necklace is designed as a stylized twisted rope chain comprised of rectangular and square links

Surrounded by a double halo of yellow and white diamonds

white in body color with rosé overtone and very good luster / Completed by hinged clip-backs / Each with maker's mark for Mikimoto and stamped 750 for 18 karat gold / Circa 1980's / 1 x 3 / 4 inch

39 carat - G color with VS2 clarity

Natural Burmese in origin and displaying no indications of heat treatment

Accented by single cut diamond eyes

With scrolling body curled around a bezel set round cut sapphire

Centering an elongated oval-shaped moonstone measuring 8

Numbered with maker's mark for Oscar Heyman and J

Round brilliant cut and weighing approximately 0

GIA Diamond Grading Report: 2191321810

Cushion shaped gemstone ring has cathedral shoulders over an arched form