Ball NM2128C-S1C-GY Engineer M Marvelight 43mm Chronometer Grey Dial Casio 30th Anniversary G-Shock Frogman Clasp: Tri-fold push button release

Clasp: Tri-fold push button release clasp with secure lock

Carbon Core Guard case structure

universal coordinated time display

Green mother-of-pearl dial

Crystal: Dual-curved sapphire crystal

Ball NM2128C-S1C-GY Engineer M Marvelight 43mm Chronometer Grey Dial Casio 30th Anniversary G-Shock Frogman Clasp: Tri-fold push button releaseMovement Automatic BALL Manufacture caliber RRM7309 C COSC certified chronometer 80 hours power reserve, 28,800vph Function 15 micro gas tubes on dial and hands for night reading capability Hours, minutes, second and date Water resistance 100m 330ft Antimagnetic 4,800A m Case Stainless steel 43mm, height 13. 4mm Anti reflective sapphire crystal Sapphire crystal transparent case back Screwed in crown Amortiser patented anti shock system Band Stainless