Metal: 18K white gold. Marked/Tested: 18K, HOF Gemstones/Diamonds Center diamond: 0.514ct , sides 0.25ct. Total diamond weight- 0.76ct Clarity:IF Color:H Measurements: Ring size 6 1/4 (1 inch= 25mm) Weight 3.7g Description: HEARTSONFIRE30443 has been inscribed on the girdle, original HOF diamond identity document, original AGS diamond cert. included !! Description: Excellent condition!!! Just purchased inventory from high end jewelry store, all HOF merchandise is brand new.