Casio G-Shock Gravitymaster watch, steel, GWR-B3000-1AER

Casio G-Shock Gravitymaster men's watch with a stainless steel and carbon fiber case, Tough Solar, Bluetooth and radio-controlled time adjustment

The Gravitymaster is a model in the G-SHOCK Master of G series, with a design inspired by supersonic fighter jets. The round black dial is surrounded by an angular steel bezel with screws visible at the corners and city abbreviations along the edge. The dial has three subdials: dual time, a 24-hour display and day of the week. The date is at the lower right, and the hour markers are luminous.

The case is 47.3 mm wide and 14.1 mm thick, and the watch weighs 102 g. The case is made of stainless steel and carbon fiber. The strap is soft bio-based urethane and fits wrists of 145–215 mm. The Tough Solar movement charges from light. The time is corrected by radio signal or by Bluetooth through the Casio Watches app, and the app also includes flight log tracking. The water resistance of 200 m / 20 atm is suitable for swimming, water sports and snorkeling, but not for scuba diving.

Product number: GWR-B3000-1AER
Brand: Casio
Collection: G-SHOCK Master of G, Gravitymaster
Product category: Men's watches
Movement: TOUGH MVT.2 analog movement, Tough Solar
Time adjustment: Multi Band 6 radio signal and Bluetooth
Battery life: approx. 5 months in normal use without light, up to 22 months in power saving mode when fully charged
Features: chronograph (24 h stopwatch and timer), alarm, world time, calendar, flight log, phone finder, LED light
Crystal: domed sapphire crystal, anti-reflective coating
Case material: stainless steel, carbon fiber
Case color: silver/gray
Case width: 47.3 mm
Case thickness: 14.1 mm
Dimensions (H × L × D): 56.7 × 47.3 × 14.1 mm
Weight: 102 g
Strap material: bio-based plastic (soft urethane, bio-based resin)
Strap color: black
Wrist circumference: 145–215 mm
Dial color: black
Water resistance: 200 m / 20 atm
Shape: round

Frequently asked questions

Is the watch suitable for swimming and snorkeling?
The watch has a water resistance of 200 m / 20 atm, so it is suitable for swimming, water sports and snorkeling. It is not suitable for scuba diving, as the watch does not have a Diver's marking.

Does the watch need a battery?
The watch uses a Tough Solar solar cell and charges from light, so no battery replacement is needed. When fully charged, the watch runs for approx. 5 months without light or up to 22 months in power saving mode.

How is the time set on the watch?
The time is set by the Multi Band 6 radio signal. You can also connect the watch to the Casio Watches app via Bluetooth, which syncs the time automatically.

Does the watch fit a slim wrist?
The strap fits wrists of 145–215 mm. The case is 47.3 mm wide and 14.1 mm thick, so the watch is large in size.