Caliber 7750

Rolex Caliber 3187
POWER RESERVE: 48 hours
FREQUENCY: 28.800 vph (4Hz)
BALANCE WHEEL: Glucydur gilt – anti-magnetic
MAINSPRING: Nivaflex NM
HAIRSPRING: Nivarox 1
SHOCK SYSTEM: ETA Incabloc
PALLET STONES: Red rubies, Epilame-coated
LUBRICATION: swissmaster.nu Swiss Nano oil
NUMBER OF JEWELS: 25
ADJUSTED POSITIONS: 5 CH, FH, 6H, 9H, 3H
LIFT ANGLE: 50 Degrees
DAILY RATE: Max +/- 3 s/d COSC specs – ISO 3159
POSITIONAL ERROR: Max +/- 3 s/d COSC specs – ISO 3159
FUNCTIONS: Centre hands for hours, minutes and chronograph seconds, 3 subsidiary dials for continuous seconds, 30 minutes and 12 hours counter, 2 push buttons, fine timing device and stop-second, sweep seconds
WINDING: Automatic, bidirectional self-winding via perpetual rotor
BASE MOVEMENT: Genunie Swiss Made ETA Valjoux 7750 with Rolex Daytona engravings