Luster and luxury balanced in an exquisite combo This elegant18K white gold South Sea pearl and diamond estate necklace is set with 35 South Sea pearls measuring 10.15 – 12.6 mm. The necklace also contains 3.00 cts of round diamonds set as rondels, F-G color, VVS-VS clarity. The necklace is 17.5 inches in length.