The VD87 SII quartz watch movement is a multi-function 10½-ligne caliber featuring two hands (hour and minute) with three indicators: a date hand at the 2 o’clock position, small seconds at 6 o’clock, and a retrograde day indicator at 9 o’clock. It measures 23.70 mm in diameter with a movement height of 3.45 mm and a total height of 4.94 mm. This 0-jewel movement operates on a 377 battery, uses 120/70/21 hand sizes for the hour, minute, and indicator hands, and is compatible with multiple stem thread sizes, including tap 0.90 mm (10) using stem part number 351-177 or tap 0.80 mm (11) using stem part number 351-890.
