# G-SHOCK GA-2100-1A1: Japan price comparison

> Compare the current Japan price for G-SHOCK GA-2100-1A1 with supported home markets.

Exact item: Casio G-SHOCK GA-2100-1A1; all-black; standard battery; non-solar; non-Bluetooth; Japan suffix GA-2100-1A1JF accepted

Latest price retrieval: 2026-08-19. FX capture: 2026-08-19T00:02:31Z. FX is informational and comes from [Exchange Rate API](https://www.exchangerate-api.com).

## Price comparisons

### Japan vs South Korea

- Japan price in KRW: ₩141,513
- Japan source price: JP¥16,000; Price listed
- Japan price retrieved: 2026-08-19
- South Korea: no verified exact price found
- [Japan price source](https://www.casio.com/jp/watches/gshock/product.GA-2100-1A1/)

### Japan vs China

- Result: 14% cheaper in Japan
- Headline currency: CNY
- Japan expected checkout: CN¥677 (JP¥16,000 tax-free estimate; source shelf price JP¥17,600; Price listed)
- China expected checkout: CN¥790 (CN¥790 listed price; Price listed)
- Japan price retrieved: 2026-08-19
- China price retrieved: 2026-08-19
- [Japan price source](https://www.casio.com/jp/watches/gshock/product.GA-2100-1A1/)
- [China price source](https://www.casio.com.cn/watches/gshock/product.GA-2100-1A1/)

### Japan vs Taiwan

- Result: 11% cheaper in Japan
- Headline currency: TWD
- Japan expected checkout: NT$3,198 (JP¥16,000 tax-free estimate; source shelf price JP¥17,600; Price listed)
- Taiwan expected checkout: NT$3,600 (NT$3,600 listed price; Price listed)
- Japan price retrieved: 2026-08-19
- Taiwan price retrieved: 2026-08-19
- [Japan price source](https://www.casio.com/jp/watches/gshock/product.GA-2100-1A1/)
- [Taiwan price source](https://www.casio.com/tw/watches/gshock/product.GA-2100-1A1/)

### Japan vs United States

- Result: 6% cheaper in Japan
- Headline currency: USD
- Japan expected checkout: $100 (JP¥16,000 tax-free estimate; source shelf price JP¥17,600; Price listed)
- United States expected checkout: $106 ($99 listed price plus an estimated 7.53% sales tax; Low stock)
- Japan price retrieved: 2026-08-19
- United States price retrieved: 2026-08-19
- [Japan price source](https://www.casio.com/jp/watches/gshock/product.GA-2100-1A1/)
- [United States price source](https://www.revwatches.com/product/g-shock-ga2100-1a1-black-resin-analog-digital-watch/)

### Japan vs Hong Kong

- Japan price in HKD: HK$786
- Japan source price: JP¥16,000; Price listed
- Japan price retrieved: 2026-08-19
- Hong Kong: no verified exact price found
- [Japan price source](https://www.casio.com/jp/watches/gshock/product.GA-2100-1A1/)

### Japan vs Australia

- Japan price in AUD: A$142
- Japan source price: JP¥16,000; Price listed
- Japan price retrieved: 2026-08-19
- Australia: no verified exact price found
- [Japan price source](https://www.casio.com/jp/watches/gshock/product.GA-2100-1A1/)

### Japan vs Singapore

- Japan price in SGD: S$128
- Japan source price: JP¥16,000; Price listed
- Japan price retrieved: 2026-08-19
- Singapore: no verified exact price found
- [Japan price source](https://www.casio.com/jp/watches/gshock/product.GA-2100-1A1/)

## Stores checked

### AU

- [CASIO Australia](https://www.casio.com/intl/watches/gshock/product.GA-2100-1A1/): checked; no verified exact price found. Retrieved 2026-08-19. No fresh Australian exact-SKU direct price was verified

### CN

- [CASIO China](https://www.casio.com.cn/watches/gshock/product.GA-2100-1A1/): CN¥790; Price listed. Retrieved 2026-08-19. Official product page shows a direct purchase action; tax treatment is not separately stated

### HK

- [CASIO Hong Kong](https://www.casio.com/hk/watches/gshock/product.GA-2100-1A1/): checked; no verified exact price found. Retrieved 2026-08-19. No fresh exact-model retail price was verified; a HKD980 page was for GA-2100-1A without the 1A1 dial variant

### JP

- [CASIO Japan](https://www.casio.com/jp/watches/gshock/product.GA-2100-1A1/): JP¥17,600; Price listed. Retrieved 2026-08-19. Manufacturer suggested retail price; direct store and store-stock actions are visible

### KR

- [CASIO Korea](https://www.casio.com/kr/watches/gshock/product.GA-2100-1A1/): checked; no verified exact price found. Retrieved 2026-08-19. Official page confirms the exact model but did not expose a current direct price

### SG

- [CASIO Singapore](https://www.casio.com/sg/watches/gshock/product.GA-2100-1A1/): checked; no verified exact price found. Retrieved 2026-08-19. Official page confirms exact identity but exposes no current local price

### TW

- [CASIO Taiwan](https://www.casio.com/tw/watches/gshock/product.GA-2100-1A1/): NT$3,600; Price listed. Retrieved 2026-08-19. Suggested retail price; local tax treatment is not separately stated

### US

- [REV Watches](https://www.revwatches.com/product/g-shock-ga2100-1a1-black-resin-analog-digital-watch/): $99; Low stock. Retrieved 2026-08-19. One unit was shown in stock; US sales tax depends on the buyer; official factory warranty included

## Important notes

Do not mix it with GA-B2100 solar/Bluetooth models. Check the regional suffix and warranty before buying.

Japan tax-free eligibility, actual local sales tax, daily FX, shipping, card fees, warranty, and import charges can change the final cost.