Seiko combine cutting-edge innovation with 130 years of watch making experience and are dedicated to striving for perfection in their timepieces. This watch features quartz movement with black dial. Ref: SSB399P1 Product Information Brand: Seiko Movement Type: Quartz Movement Calibre: 8T63 Band Type: Ion Plated Stainless Steel Dial: Black Water Resistance: 100m Case Dimension: 40mm (W) x 10mm (D) Glass Type: Hardlex Date Function: Date Only