This 6mm band features a 1.5mm diamond in a sunken, oxidized setting. It's available in both our signature round and square shapes in sizes 4.5 - 13.0 (including half sizes). Materials: Sterling silver (.925), oxidized sterling silver and one 1.5mm lab-created diamond. All materials are hypoallergenic. This ring was originally introduced during the Ring Bar Happy Hour on IG Stories as the Saison band, and is handmade in our Upstate New York production studio.