JR1000 in-house manufactured self-winding mechanical movement Calibre 11 1/2’’’, 34 jewels, frequency 28.800 vib./hour (4 Hz) 48 hours minimum power reserve Power reserve at 4.30 o’clock, off-centred hours hand, small seconds at 9 o’clock and date window at 3 o’clock Polished steel case, 42 mm diameter, 10.53 mm height Bezel set with 52 diamonds Curved, anti-reflective sapphire crystal Sapphire glass case-back Case-back fastened with 6 screws Water-resistant to 30 m Paint white mother-of-pearl dial, set with 14 diamonds Galuchat strap with steel folding buckle
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