This is a 10K WG Tahitian black pearl, 7 mm diamond halo ring, 1/2 shank diamond set pierced sides, ring size 7, sits .3" off finger, Circa 1990, 2.9 grams.
Stock # BB75R02
10K Pearl and Diamond Ring, 6mm pearl center 2 round side 2 2.5mm diamond rounds prong set, .25 inch across, Ring size 7, Circa 1970, 3.2 grams
SKU # BB272R14