Watch Catalog

Casio G-Shock GMA-P2100-2A

Green, 46.0 × 40.2 mm, module 5730.

  • Japan: GMA-P2100-2AJF
  • Module 5730
  • 46.0 × 40.2 mm
  • 200 m
  • Mineral Glass
  • $99

Specifications

Module
Casio module 5730, quartz · how to set it
Power
Approx. battery life: 3 years on CR1025 · other watches that take CR1025
Accuracy
±15 seconds per month
Case size
46.0 × 40.2 mm (length × width)
Thickness
11.2 mm
Case
Resin / Bio-based resin
Crystal
Mineral Glass
Water resistance
200 m
Weight
40 g
Strap
Bio-based resin band
Colour
Green
Features
12/24-hour format, Alarm/hourly time signal, Calendar, Hand shift feature, Light, Light color, Mute feature, Shock Resistant, Stopwatch, Timer, World time
Released
2024-02
Series
Casio G-Shock, GMA-P2100

Other watches on the 5730

Every 5730 watch

Questions

What is the Japanese model number of the Casio GMA-P2100-2A?

Casio's Japanese site names it the GMA-P2100-2AJF: the same watch, its code with the Japanese market suffix.

What module is in the Casio GMA-P2100-2A?

Module 5730, a quartz movement. The module number is engraved on the caseback, and Casio's operation manual is filed under it: the module page links the manual and lists every watch that shares it.

What battery does the Casio GMA-P2100-2A take?

CR1025. Casio's figure: Approx. battery life: 3 years on CR1025.

Does the Casio GMA-P2100-2A have a sapphire crystal?

No. The GMA-P2100-2A has a Mineral Glass crystal.

How water resistant is the Casio GMA-P2100-2A?

200 m (20 bar). That covers swimming, snorkelling and skin diving; it is a certified diver's watch only if the brand says so.