A diamond and chrysoprase circle brooch, circa 1940 composed of old European-cut diamonds accented by single-cut diamonds; estimated total diamond weight: 5.00 carats; mounted in platinum; diameter: 1 7/16in. (pin finding in fourteen karat white gold)
Mixed Metal Tourmaline Diamond Bow Pin. 18kt Yellow , Rose Gold Platinum Pin set with a Flawless Green Tourmaline edged with a single row of Diamonds on either side. Beautifully constructed created. Ca. 1930-1940
Mixed Metal Tourmaline & Diamond Bow Pin | 1stdibs.com
A pair of aquamarine and diamond pendent earrings, circa 1945 Each brilliant-cut diamond surmount suspending geometric motifs of brilliant and single-cut diamonds, terminating in a calf's-head-cut aquamarine, length 3.7cm.
1940's Raymond Yard Star Sapphire Diamond and Platinum Pendant
1940's Raymond Yard Star Sapphire Diamond and Platinum Pendant. 1940's Raymond Yard pendant set with a star sapphire weighing 15.83 carats, and 2.75 carats of round diamonds. The pendant is suspended off of a delicate platinum chain set with old miner diamonds. Signed 'Yard'.