PLATINUM & 18K 5.50 CTW DIAMOND FRINGE STYLE NECKLACE: Handmade Belle Epoque style 5.50 CTW diamond fringe necklace was created and crafted by Dino. The detail in this necklace is beautiful and the 7 diamonds set in 18K yellow gold give the perfect contrast. a total of 92 old mine, old European round single cut diamonds approx 5.50 CTW. 18.5'' necklace weighs approx 22 grams. Diamonds are prong and bead set. Sold with current Florida Diamond Appraisers GIA graduates appraisal for $25,250.