Seiko Prospex SBDC031 Black Sumo

Stainless Steel Case
Stainless Steel Bracelet
Automatic Movement
Caliber: 6R15
23 Jewels
Hardlex Crystal
Black Dial
Analog Display
Luminous Hands And Markers
Date Display
Unidirectional Rotating Bezel
Screw Down Crown
Solid Case Back
Deployment Clasp
200M Water Resistance

Approximate Case Diameter: 45mm
Approximate Case Thickness: 14mm