G-Shock GA-2100 "CasiOak"
GA-2100-1A1Size 48.5 × 45.4 mm200 mUS$110
Integrated sports, 2022
G-Shock GA-B2100
Ref. GA-B2100-1A
- 48.5 × 45.4mm
- Size
- 11.9mm
- Thickness
- 200m
- Water resistance
It adds solar charging and a Bluetooth link to the thin octagon of the 2100 series with almost no increase in case size.
US$165
List price reported by the pressNov 2026. Source: g-central.com
Conversion, not a local price. VAT differs: 20% in the UK, 5% in the UAE. Original price: US$165.
- Size
- 48.5 × 45.4 mm
- Thickness
- 11.9 mm
- Water resistance
- 200 m
- Movement
- Solar
- Material
- Carbon and resin
Specifications
Case
- Size
- 48.5 × 45.4 mm
- Thickness
- 11.9 mm
- Material
- Carbon and resin
- Shape
- octagonal
- Water resistance
- 200 m
Movement
- Movement
- Solar
- Calibre
- Módulo 5689
- Frequency
- Not confirmed
- Jewels
- Not confirmed
- Complications
- hours, minutes, seconds, date, Bluetooth, world time, stopwatch, alarm
Dial and strap
- Dial
- black
- Markers
- batons
- Date
- Yes
- Bezel
- octagonal, black
- Strap
- resin, black
Record
- Line
- G-Shock 2100 (CasiOak)
- Year
- 2022
- Status
- In production
- Range
- Affordable
Across the Archive
Alternatives
Why it matters
- Only 0.1 mm thicker and 1 g heavier than the GA-2100-1A1 according to Casio
- Tough Solar
- 2022 series according to G-Central
Sources
Record confidence: high. Anything unverified stays marked, never estimated.