Ball Engineer M series Marvelight. Swiss made BALL manufacture caliber 7309 automatic movement. COSC certified Chronometer. Modern 43mm stainless steel case & bracelet. Blue dial with tritium filled gas tubes on the hands & 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.
