The VD78 SII quartz watch movement is a 10½-ligne caliber featuring two hands (hour and minute) with a small seconds indicator at the 6 o’clock position. It measures 22.60 mm in diameter with a movement height of 3.45 mm, a total height of 4.93 mm, and a height over the dial seat of 1.50 mm. This 0-jewel movement operates on a 377 battery, uses 120/70 hand sizes for the hour and minute hands with a 0.21 mm indicator hand for the small seconds, 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.
