A Vintage Art Deco Demantoid and Diamond Ring
Moscow, circa 1930
An elaborate openwork silver and gold ring features a very fine vivid green Russian demantoid garnet in a surrounding of 34 rose cut diamonds.
The demantoid is 5.6 x 3.4 mm, approximately 0.75 ct.
Estimated total diamond weight – 0.55 ct.
Height 21 mm (13/16 in.)
US ring size 7 (18 mm)
The ring is struck with 583 gold hallmark (14K) – Moscow assay office, 875 silver and maker’s marks.