Metal Type: Sterling Silver Metal Stamp: 925 Gemstone Type: Lab White Opal Gemstone Shape: Round Center Stone Measurements: 4 mm Gemstone Creation Method: Simulated Ring Measurements: 4 mm Available in different metal colors & stone colors as well. Please message me for inquiry! Petite Dainty Round Lab White Opal Infinity Shank Art Deco Vintage Wedding Engagement Ring Solid 925 Sterling Silver Choose Your Band Color