Aurélie Bidermann's Miki cocktail ring is crafted of braided 18k gold-dipped brass set with lapis. Rounded square-shaped lapis Textured 18k gold-dipped brass 7mm band width, 26mm face width (approximately) For information about additional ring sizes, please contact our customer service representatives via email at webservices@barneys.com or by phone at 888.222.7639.