Hamilton American Classic Intra-Matic Auto Chrono

The Hamilton American Classic Intra-Matic Auto Chrono, reference H38416541, is a chronograph with a 40 mm steel case. Beneath sapphire, the blue panda dial carries a date display and tachymeter scale. The case is water resistant to 100 metres and measures 14.45 mm thick, with a screw-down crown and 20 mm lugs on a leather strap with a pin buckle. An automatic winding system and a 60-hour power reserve equip calibre H-31.