This watch is a vintage Casio G-Shock DW-9600WC from the W.C.C.S. (World Conference on Coral Reef Studies) collaboration, featuring a distinct translucent "jelly" resin strap.Model: G-Shock DW-9600WC-7T.Series: W.C.C.S. Coral Reef conservation series.Features: Water Resistant 20 Bar (200 meters) and a backlight featuring a ray or fish graphic.