TISSOT GENTLEMAN POWERMATIC 80 OPEN HEART Color:Grey and is driven by the

and is driven by the OMEGA Master Chronometer Calibre 8800

This 29 mm 18K Sedna™ gold and stainless steel model features a bezel with engraved Roman numerals

visible through the scratch-resistant sapphire crystal

Enclosed in a 32 mm case

there is a laser-engraved Sonar emblem with the iconic OMEGA Seahorse at its centre

TISSOT GENTLEMAN POWERMATIC 80 OPEN HEART Color:Grey and is driven by theDescription An automatic watch is powered by the energy of the person who wears it. Wrist movement enables the mechanism to run. The Powermatic 80 movement boasts 80 hours of power reserve, which is enough to continue telling time accurately even if the watch is not worn for three days. It is an innovative movement that outperforms the competition, whose movements generaly provide 1. 5 days of power reserve.