CASIO G-SHOCK GA2100PTS-8A

The G-SHOCK GA2100PTS-8A is part of Casio’s Tone-On-Tone collection, featuring a matte black/grey carbon/resin case and band accented with metallic wire face protectors — a first for the GA-2100 lineup that adds both style and extra protection. It retains the core toughness and functionality G-SHOCK is known for shock resistance, Carbon Core Guard structure, and 200 m water resistance, making it suitable for everyday wear, outdoor activities, and casual fashion.

Specifications

Feature	Details
Model Name	Casio G-Shock GA2100PTS-8A
Series	GA-2100 “Tone-On-Tone”
Display Type	Analog & Digital
Case Material	Carbon / Resin
Bezel Material	Resin
Band Material	Resin (Matte Black/Grey)
Glass	Mineral Glass
Shock Resistance	Yes (G-SHOCK standard)
Water Resistance	200 m / 20 bar
Case Dimensions (L × W × H)	约 48.5 × 45.4 × 13.2 mm
Weight	約 53 g
Battery Life	Approx. 3 years (SR726W × 2)
World Time	31 time zones (48 cities + UTC), DST on/off
Stopwatch	1/100-second stopwatch
Countdown Timer	Up to 24 hours
Alarms	5 daily alarms & hourly signal
LED Light	Double LED (Super Illuminator; selectable duration, afterglow)
Calendar	Full auto-calendar (to year 2099)
12/24-Hour Format	Yes
Accuracy	±15 seconds/month
Features	Hand shift (moves hands for clear digital view), Neobrite luminous hands/markers, button tone ON/OFF
Design Highlight	Monochrome matte tone with metallic wire face protectors — first in the GA-2100 series