Vintage Opal & Diamond Brooch/ Pendant demantoid garnet fashioned in platinum-topped 18k yellow

fashioned in platinum-topped 18k yellow gold

1 x 3/4 inch

February 2026

Set with eleven Round Brilliant cut diamonds weighing approx

Vintage Opal & Diamond Brooch/ Pendant demantoid garnet fashioned in platinum-topped 18k yellowMeasuring approx. 2 3 16 x 1 1 2 inches, centering a bezel set Old European cut diamond weighing approx. 0. 35ct., in a scrolling and floral mount set with numerous Old European and Single cut diamonds weighing approx. 1. 00ctw. Additionally set with five round cabochon opals ranging from approx. 3. 5 4mm, suspending a Round Brilliant cut diamond weighing approx. 0. 15ct., fashioned in silver and 14k yellow gold. Chain sold separately. Browse