Casio G Shock Women's Watch GMA P2100BA 7A Mineral Glass Resin band Shock Resistant Ivory White Battery Life: 3 Years Couple Valentino Gold Women's battery operating time: 6 months VALENTINO battery operating time: 6 months on rechargeable battery (operation period with normal use without exposure to light after charge) 20 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge) Choose the one that perfects your style — the GM S2100 with octagon bezel featuring a dial in a silvery vapor deposition finish accented with light yellow gold ion plated index marks afterglow) Light color