Brand: G-Shock
Reference: GW-7900B-1ER
Casio G-Shock GW-7900B-1ER Black Watch. Black resin case and strap. Digital time function. Black dial and bezel. Automatic illuminator. Shock resistant. Solar energy system. 5 daily alarms. Reception of radio frequency signals DCF / MSF / WWVB / JJY / BPC. Solar energy system. Indicator of the lunar phases. Tide indicator. Chronometer (1/1000 -100 Hr). Timers Automatic calendar. Mineral crystal. Quartz. Submersible 200m. 2 years warranty. Ref. GW-7900B-1ER
Ideal if what you are looking for is a digital G-Shock watch with tide and moon phase indicator.