Beautiful Topaz Solitaire in mint condition! Hallmarked for 18kt yellow gold Weight: 4.5g Size: 53-17-N (UK) Dimensions: 8x10mm Set with 1 blue topaz (heated) weighing 3.7carats Ring size adjustments are possible for a small fee (starting at €50). Delivery & shipping Item comes in a luxury box or satin bag, including a report for insurance purposes. We ship by registered and insured mail via Bpost.