Ball Engineer M series Marvelight. Swiss made BALL manufacture caliber 7309 automatic movement. COSC certified Chronometer. Modern 43mm stainless steel case and bracelet. Black dial with tritium filled gas tubes on the hands and hour markers. Sapphire crystal.
Movement:
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.
Case:
Solid AISI 316L Stainless steel. Combination satin/polished finish.
Bezel:
Highly polished finish.
Crown:
Sport style, screw-down (threaded). Factory Logo engraved/embossed.
Crystal:
Sapphire. Very slight dome profile.
Band:
Solid AISI 316L stainless steel. Combination satin/polished finish.
Clasp:
Butterfly style ( hidden deployant ), center opening. Factory Logo engraved/embossed.
Water Resistance:
100m/330ft /10atm.
Case Size:
43.00mm. 13.50mm.
Other:
Antimagnetic 4,800A/m
Amortiser® patented anti-shock system.
Warranty:
5 YEARS Manufacturer's Warranty.
