240 Emerald Diamond Bullseye Ring

An Art Deco diamond and emerald target ring, the round cluster comprised of a central old-cut diamond of estimated 0.50ct, encircled by a channel of calibré-cut emeralds, the ring bordered by fourteen old-cut diamonds in millegrained collet settings, to chenier shoulders each set with three rose-cut diamonds, leading to a grooved white metal ring shank surface testing as platinum, ring head measuring 15.15mm x 15.15mm, size 5.5, in S. J. Phillips box, 3.7 grams.