Made of stainless steel, not easy to deform and rust. Simple design, never out of style and easy to match. A good choice as an engagement or wedding jewelry gift. Type: Ring Gender: Unisex Style: Female(0.6cm), Male(0.8cm) Material: Stainless Steel Occasions: Wedding, Engagement, Anniversary, Gift, Dating, etc Features: Durable, All-match, Gift, Engagement Jewelry Size Details US Size 5(Dia): 15.7mm/0.62" (Approx.) US Size 6(Dia): 16.4mm/0.65" (Approx.) US Size 7(Dia): 17.3mm/0.68" (Approx.) US Size 8(Dia): 18.1mm/0.71" (Approx.) US Size 9(Dia): 18.9mm/0.74" (Approx.) US Size 10(Dia): 19.7mm/0.78" (Approx.) US Size 11(Dia): 20.6mm/0.81" (Approx.) US Size 12(Dia): 21.4mm/0.84" (Approx.) US Size 13(Dia): 22.2mm/0.87" (Approx.) Female Ring Band Width: 0.6cm/0.24" (Approx.) Male Ring Band Width: 0.8cm/0.31" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Ring