Studio image made for Lugfolio so the model is recognizable. It is not a seller’s photograph or a brand catalog shot, and it is not always this exact reference. Confirm the dial on the seller’s page.

Casio · Japan · Sports

GA-2100

GA-2100-4A

Blue CasiOak. Same shape, different module.

Case: 45.4 mm
Material: ceramic
Introduced: 2020
Collection: G-Shock

The index

Asking prices

Monthly index through September 2026, scaled to the current median ask.

0.0%0.0%

Low ask: USD 100
Median ask: USD 120
High ask: USD 130
Asks in snapshot: 8

This snapshot

Individual asks

The snapshot is compiled in US dollars. The header switches the display to euro or Hong Kong dollars at a fixed rate. Confirm currency, tax, and shipping on the marketplace. Lugfolio does not sell the watch.

Chrono24
USD 100
USD
Good · 2021 · Germany · Dealer · Papers, no box
View on Chrono24
Opens this reference’s page
Carousell Singapore
USD 100
USD
Good · 2020 · Singapore · Private · Box, no papers
View on Carousell Singapore
Opens live listings for this reference
Carousell Hong Kong
USD 110
USD
Very good · 2022 · Hong Kong · Private · Box, no papers
View on Carousell Hong Kong
Opens live listings for this reference
The 1916 Company
USD 110
USD
Very good · 2020 · United States · Dealer · Watch only
View on The 1916 Company
Opens live listings for this reference
Bezel
USD 120
USD
Excellent · 2020 · United States · Dealer · Box and papers
View on Bezel
Opens live listings for this reference
eBay
USD 120
USD
Excellent · 2020 · Japan · Dealer · Box and papers
View on eBay
Opens live listings for this reference
Watchfinder
USD 130
USD
Unworn · 2023 · United Kingdom · Dealer · Box and papers
View on Watchfinder
Opens live listings for this reference
Chronext
USD 130
USD
Unworn · 2025 · Germany · Dealer · Box and papers
View on Chronext
Opens live listings for this reference