REFERENCE: AT.800.30.BD.UB.A
MATERIAL: 18K White Gold; Sapphire Apertures on Sides.
THICKNESS: 25mm
DIAMETER: 50mm
POWER RESERVE: 60-Hours
MOVEMENT CALIBER: Manufacture Jacob&Co. Manual Winding JCAM10.
WATER RESISTANCE: 30m
FUNCTIONS: Hours, Minutes Dial Rotating in 20 min on the Central Axis, Patented Differential Gears System; Faceted Spherical Diamond rotating in 60 sec on 2 axes (Weight: 1 carat; 288 Facets “Jacob Cut”); Magnesium Lacquered Globe Rotating in 60sec on 2 axes; Gravitational Tourbillon Cage Rotating on 3 axes: 1st Axis: in 60sec, 2nd Axis: in 5min, 3rd Axis: Central Axe in 20min.
FINISHING: Plate and Bridges: Hand Angled and Polished, Flank Draw, Circular Graining, Polished Sink; Polished Screws; Barrel: Circular Graining; Pinions: Conical Pinions; 4 Mechanical Ball Bearing Devices; Flat Balance Spring.
Piece Unique
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