Quartz movements 12½''' size, 28.00 mm Chronographs with center stop-second Add and split functions Pushers with perceptible click Big Date with direct change from 31 to 01 Chrono-Alarm with date or big date One case for all versions (slight differences regarding hand heights, pushers, correctors and piezo) Possible pusher angles at 0°, 10°, 15°, 20°, or 30° Easy handling for consumers watch designs

SWISS MADE      SWISS MADE /    SWISS PARTS *      12½'''    28.00mm		Chronograph 1 eye		Chronograph 2 eyes		Chronograph 3 eyes		Chrono-Alarm 3 eyes
DATE				5021.D * 4.40mm		5030.D * 4.40mm   5040.D * 4.40mm		5130.D * 4.40mm
BIG DATE		5010.B 4.40mm		5020.B * 4.40mm		5040.B * 4.40mm   5050.B * 4.40mm		5130.B 4.40mm
DAY BIG DATE						5050.C 4.40mm   5051.C 4.40mm
DAY DATE MONTH						5040.F 4.40mm