Ball Engineer M Marvelight (40mm) - NM2032C-S1C-BK 26 5 mm stainless steel case

5 mm stainless steel case with helium escape valve

Rolex calibre 3235 perpetual self-winding movement with center hour

Model- Ventura XXL

Rolex calibre 3135 automatic movement with date at 3 o'clock

Ball Engineer M Marvelight (40mm) - NM2032C-S1C-BK 26 5 mm stainless steel caseFEATURES Movement _ Automatic BALL Manufacture caliber RRM7309 C _ COSC certified chronometer _ 80 hours power reserve, 28,800vph Function _ 17 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 _ 40mm, height 13. 4mm _ Anti reflective sapphire crystal _ Sapphire crystal transparent case back _ Screwed in crown Band _ Stainless