From the Coutura Collection. This handsome Men’s watch is designed with a black ion finished stainless steel case and bracelet with gold accents and a cabochon crown. The patterned sunray black dial features 15 diamond markers with a date calendar. The dial is protected with a scratch-resistant sapphire crystal. Powered by any light energy, its Solar Cell is energy-efficient with a 10-month power reserve once fully charged. No battery change is required.100M Water Resistant Features Coutura Diamond 15 diamond markers Black ion finish with Gold accents Cabochon crown Patterned sunray black dial Date calendar Powered by light energy- no battery change required 10-month power reserve once fully charged Specifications Collection: Coutura Gender: Men's Movement: Solar Band: Stainless Steel Dial Color: Black Caliber: V157 Case Diameter: 42.50mm Case Thickness: 10.18mm Case Material: Stainless steel case Crystal: Sapphire crystal Strap: Stainless steel bracelet Water Resistance: 10 bar, 100 meters (330 feet)