331.20.42.51.02.001, Analog Chronometer Chronograph with Date function, tachymeter capability.
Silver dial features luminous yellow gold-tone indices and hands treated for luminescence.
Fixed bezel made of 18kt Yellow Gold showing tachymeter markings.
Stainless steel case accented by 18kt yellow gold center links on the stainless steel bracelet.
Sapphire crystal provides scratch resistance and clarity (transparent case back).
Automatic movement, Caliber 9300, contains 54 Jewels; 337 parts, beats at 28800 vph; approx. 60-hour power reserve.
Hour markers are luminous yellow gold-tone indices (no Roman numerals). Minute/second markers present on the outer bezel/tachymeter scale.
Functions include chronograph with central pusher control and two sub-dials (60-second, 12-hour), date display at 6 o'clock, hour, minute, second indicators including sweep seconds hand.
Round case shape measuring 41.5 mm diameter and 16.5 mm thickness; band width is 20 mm.
Clasp design: Fold over clasp with push button release mechanism (adjustable).
Water resistant up to 100 meters / 330 feet (~33 ATM). Swiss Made label present.
