The 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 a total movement height of 6.34 mm. It features three central hands (hour, minute, sweep seconds) and three indicator 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 operates on a 371 battery, uses 110/65/20/21 hand sizes for the hour, minute, sweep second, and indicator hands, and is compatible with multiple stem thread sizes, including tap 0.90 mm (10) using stem part number 351-178 or tap 0.80 mm (11) using stem part number 351-890.
