This is the Casio MDV 106 Dive watch, also called the MARLIN to designate its 200m certified water resistance (also engraved on the back plate). This is a great watch from Casio. Stainless steel case, rotating bezel with 120 clicks, time and date, Japanese Quartz movement and extremely accurate, screwed down back plate and screwed down crown! A budget collectors item or everyday beater watch. Up to you! It’s brand new with box and instructions. $80 non-negotiable