Precious Metal: 14 Karat Yellow Gold Gemstone: Cubic Zirconia Stones may be upgraded upon request Current Women's Ring Size:  7 (US) Current Men's Ring Size: 10* (US) Band Thickness:  Women: 4.7 mm** & 1.9 mm** Men:  6.7 mm** Weight: ~8.7 grams* *All weights and measurements are approximate. Please contact us if you have further questions about alternate sizes or styles, availability, specifications, and personalization options.