1960s 18 Karat White Gold 10 Carat Fine White Opal and Diamond Pin/ Pendant

A striking mid-century brooch features a central approximately 10 carat opal. Surrounding the opal are 14 brilliant-cut diamonds totaling 1.0 carat, with a slightly included clarity (SI2) and a J color grade. The piece is crafted from 18k gold, weighing 14.0 grams. Measuring 45.5 mm in length and 38.0 mm in width.