Two 14 Karat Gold & Diamond Rings The first ring features a round black onyx insert bordered by single cut diamonds weighing a total of 0.10 carats, size 7 1/2; the second ring is of fluted design featuring round brilliant diamonds weighing a total of 0.20 carats, size 6 14 karat yellow gold 0.58 ounces (total lot weight) Due to the limitations imposed by a mounting all diamond weights are approximate.