Reference GR-B300-1A4ER
Brand Casio G-Shock
Category Watch
Gender Man
Color Black, Orange
Guarantee 2 years
Type of guarantee International
Manufacturing Japan
Case thickness 15.70 mm
Case width 54.70 mm
Case length 59.00 mm
Case shape Round
Case material carbon fiber, resin
Case weight 71.00 g
Dial finish Sandblasting
Dial Colors Gray
Watch back Bottom held in place by screws
Glass shape Flat
Glass quality Mineral glass
Buttons 1 winding button, 4 push buttons
Screw-down crown Yes
Movements Solar
Type of mechanism Japanese mechanism
Movement mark Casio
Calendar Complications Date
Chronograph function Yes
Complications Counter 12:00, Day, Second time zone
Chronograph Complications Stopwatch - 24 hours
GMT Complications Yes
Alarm Clock Yes
Specific technical characteristics Bluetooth, Stopwatch, Power reserve indicator, Smartwatch (Bluetooth), Automatic summer-winter time setting
Display type Analog (needles)
Display specifics Luminescent hands, Arabic numerals, Index and railway, LED, Neobrite, Super Illuminator
Number of counters (additional) 4
Functions 2nd time zone, Chronograph, Stopwatch, GMT (time zone), Hours, minutes, seconds, dates, days, LED lamp, Multifunction: see description, Alarm clock
Waterproofing 20 atmospheres
Bracelet material Resin
Bracelet color Black
Watch Clasp Double-notch pin buckle
Clasp color Black
Lug width (strap width) Special - Tailor-made
Connected Yes
Activities Running, Swimming, Diving, Yachting, Sailing
Collection G-Shock Gravitymaster
