14K 35.49 CTW OPAL NECKLACE WITH DIAMONDS: 32 oval shaped Ethiopian opals are set in 14K & diamond bezels to form this 17'' necklace. 768 diamonds approx 6.48 CTW. Total weight approx 35.8 grams, signed Orianne. Sold with current Florida Diamond Appraisers GIA graduates appraisal for $13,850.