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G-Shock Analog Digital Grey Skeleton Band Watch GMAS120120GS-8A GMAS120GS-8A

Price $178 USDRecommended retail price $227 USD

or 4 payments of $44.50

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2-year warranty
Highly rated 99% service97% delivery (REVIEWS.io, opens in a new tab)

Extended gift returns & exchanges: order by 31 Dec, return or exchange until 31 Jan 2027. Details

Product

Overview

Case size
45.9 mm
Movement
Quartz
Water resistance
200 m
What the rating means
Functions
World timer
Alarm · Date display +2

G-Shock GMA-S120SA-7A1 blends rugged analogue-digital precision with modern sport-luxe styling.

The crisp white bio-based resin case and band frame vibrant blue hands with phosphorescent white accents for easy legibility day or night. Crafted from bio-based resin to minimise environmental impact, it still delivers G-Shock’s shock and magnetic resistance and 200 m water resistance, protected by mineral glass. Case size 49 × 45.9 × 15.8 mm, weight 55 g, compatible with 135–200 mm wrists. This women’s watch offers world time across 29 zones, a 1/1000-second stopwatch, countdown timer, five alarms, auto LED light, and a full auto-calendar to 2099.

Specifications

Weight
55 g
Case and bezel material
Resin / Bio-based resin
Band
Bio-based resin band
Construction
Shock Resistant Magnetic Resistant
Power supply and battery life
Approx. battery life: 3 years on CR1220
Compatible band size
135 to 200 mm
Other
Neobrite
Case size (L× W× H)
49 × 45.9 × 15.8 mm
Glass
Mineral Glass
Gender
Female
World time
Stopwatch
Measuring capacity
99:59'59.999''
Measuring modes
Elapsed time, lap time, split time
Others
Speed (0 to 1998 units/hour), distance input (0.0 to 99.9)
Timer
Measuring unit
1 second
Countdown range
24 hours
Countdown start time setting range
1 minute to 24 hours (1-minute increments and 1-hour increments)
Other
Auto-repeat
Alarm/hourly time signal
5 daily alarms (with 1 snooze alarm) Hourly time signal
Light
Light color
LED:Amber
Calendar
Full auto-calendar (to year 2099)
Accuracy
Accuracy: ±15 seconds per month
Other features
Regular timekeeping
Analog
2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (speed)
Digital
Hour, minute, second, pm, month, date, day
G-SHOCK

Built not to break

G-Shock Analog Digital Grey Skeleton Band Watch GMAS120120GS-8A
01 · The structure

A module that floats

Inside a hollow case, the module (the heart of the watch) seems to float, so knocks from outside are softened before they reach it. The idea came from watching children play with a rubber ball.

Customer

Reviews

Information

Shipping & Returns

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    Returns Policy

    Holiday gift returns: orders placed 1 November to 31 December 2026 can be returned or exchanged until 31 January 2027.

    To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

    View our Returns Page for More Information