Precise Swiss-quartz movement Scratch-resistant-sapphire crystal Case diameter: 21 mm Gold-tone-Stainless-steel case; black dial Water-resistant to 99 feet (30 M) Amazon.com Product DescriptionWith its unique ball-link wristband and diamond-studded bezel, the Roberto Bianci Women’s “Prestigio Diamond” Watch is a smart, sophisticated accessory for modern women. The timepiece is constructed with a gold-tone-stainless-steel case, a gold-tone-stainless-steel bezel [...]