MODEL NUMBER: 116503

MODEL CASE: Oyster, 40 mm, Oystersteel and yellow gold

OYSTER ARCHITECTURE: Monobloc middle case, screw-down case back and winding crown

DIAMETER: 40 mm

MATERIAL: Yellow Rolesor - combination of Oystersteel and 18 ct yellow gold

BEZEL: Fixed, with engraved tachymetric scale, in 18 ct yellow gold

WINDING CROWN: Screw-down, Triplock triple waterproofness system

CRYSTAL: Scratch-resistant sapphire

WATER-RESISTANCE: Waterproof to 100 metres / 330 feet

MOVEMENT: 4130, Perpetual, mechanical chronograph, self-winding

DIAL: White. Dial with snailed small counters

CERTIFICATION: Superlative Chronometer (COSC + certification after casing)