Blue Lapis Gemstone with Rivet Etch Detail Tuxedo Stud Sets. Each piece features delicately engraved rivets surrounding carefully inlaid genuine lapis gemstones. Handmade with 925 sterling silver with genuine lapis gemstones Tuxedo studs. Includes an anti-tarnish rhodium finish that makes for lasting wear Packaged in a black wood lacquered box, perfect for gifting, storage, and display use 10mm width approximately