18K 5.56 CT EMERALD & DIAMOND RING: 5.56 CT Octagonal step cut emerald is mounted with2 faceted diamonds approximating .64 CTW all set in 18K yellow gold. Size 5.5. Total weight approximates 82 grams. The emerald is F2 clarity enhanced. Sold with Gia report # 2221031381 and current Florida Diamond Appraisers GIA graduates appraisal for $17,850.