The Seiko VD55 SII quartz chronograph watch movement is a gents 12¾ ligne caliber measuring 26.00 × 29.50 mm with a thickness of 3.97 mm and total height of 6.34 mm. It features central hour minute and sweep seconds hands plus three subdials including a 60 second indicator at 6 o’clock a 60 minute indicator at 9 o’clock and a 1/10 second indicator at 12 o’clock. This 0 jewel movement runs on a 371 battery uses hand sizes 110/65/20/21 and supports stem tap 0.90 mm using stem 351 178 or tap 0.80 mm using stem 351 890.