MOVEMENT: Automatic Jump-Hour with jumping hour complication (ST1721)
POWER RESERVE: ~38 hours
BEAT RATE: 21,600 vph / 3 Hz
JEWELS: 20
FUNCTIONS: Hours, minutes, seconds
CASE: 316L stainless steel with gold PVD plating
CASE DIMENSIONS: 30.5 mm × 41 mm
LUG-TO-LUG: 41 mm
LUG WIDTH: 22 mm
THICKNESS: 10.60 mm
WEIGHT: 67 g
WATER RESISTANCE: 5 ATM (50 metres / 164 feet)
CRYSTAL: Sapphire
BEZEL: 316L stainless steel with gold PVD plating
CROWN: Push-pull crown in 316L stainless steel with gold PVD plating, knurled with cabochon
CASE BACK: 4-screw 316L stainless steel with gold PVD plating and black lacquer finish with raised logos
DIAL: Black guilloché dial
HOUR DISC: Super-LumiNova® BGW9
MINUTE & SECOND DISC: Super-LumiNova® C3
STRAP: Italian-made vegetable-tanned bovine leather
CLASP: 18 mm 316L stainless-steel deployant clasp with gold PVD plating
