Custom Mod field watch. powered by the reliable S---ko NH 35 automatic movement. 24 jewels . hacking and winding. Matt finished case. Exhibition caseback. Screw in Crown. Case diameter 38mm. 42 inc the crown. lug width 20mm. Sapphire crystal. Matt black dial. Screwdown caseback. Finished off with an olive green military style nylon two piece strap. this one completely unworn apart from taking photos. UK buyers only. CHECK OUT MY OTHER ITEMS.