Ball Engineer M series Marvelight. Swiss made BALL manufacture caliber 7309 automatic movement. COSC certified Chronometer. Modern 40mm stainless steel case and bracelet. Black color dial with tritium filled gas tubes on the hands and hour markers. Sapphire crystal.
Automatic BALL manufacture caliber 7309
80 hours power reserve, 28,800vph.
Movement Features:
Certified COSC ( Controle Officiel Suisse des Chronometres ) Chronometer.
Functions:
Date calendar, window display.
Sport style, screw-down (threaded). Factory Logo engraved/embossed.
Sapphire. Very slight dome profile.
Butterfly style ( hidden deployant ), center opening. Factory Logo engraved/embossed.
Other:
Antimagnetic 4,800A/m
.
5 YEARS Manufacturer's Warranty.