G-Shock Gravitymaster GRB300RY-1A9 Casio Data Bank and its outer edges are

and its outer edges are shaped to mimic a fan or folding screen

For a bold

The hour and minute hands overlap and work in unison to form a single hand when in diving mode and deliver the high visibility that make the minutes spent underwater easy and intuitive to see

wherever you are — the G-SHOCK Master of G line has your back

high-contrast memory-in-pixel (MIP) LCD for an easy read

G-Shock Gravitymaster GRB300RY-1A9 Casio Data Bank and its outer edges areWhatever youre doing, wherever you are the G SHOCK Master of G line has your back. For total support in the harshest environments, this GRAVITYMASTER watch delivers peak performance in punishing conditions in air. It features bold black to exude toughness and a band in the same bright yellow used for emergency rescues and safety signs. This innovative design is a sure fit for the world of professionals involved in rescue efforts and other critical