Unverified reference candidate
Casio
GBM2100A-1A3
- Band
- Bio-based resin band
- Case and bezel material
- Bio-based Resin / Stainless steel
- Case dimensions (L×W×H)
- 49.3 × 44.4 × 11.9 mm
- Construction
- Shock Resistant
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Search results and retailer pages may include other models. Check the exact reference, seller, condition and delivery terms on the destination website.
Source facts, when present, require editorial review. The image source and display method are identified with the illustration.
Distributor product details
These labeled facts were extracted automatically from the Casio Australia distributor for this exact source and reference. They require independent review and are not a published editorial profile.
- Band
- Bio-based resin band
- Case and bezel material
- Bio-based Resin / Stainless steel
- Case dimensions (L×W×H)
- 49.3 × 44.4 × 11.9 mm
- Construction
- Shock Resistant
- Power supply and battery life
- Tough Solar (Solar powered)
- Water resistance
- 200-metre water resistance
- Weight
- 72 g
- Compatible band size
- 145 to 215 mm
- Crystal
- Mineral Glass
- Accuracy
- Accuracy: ±15 seconds per month (with no mobile link function)
- Alarm/hourly time signal
- 5 daily alarms Hourly time signal
- Calendar
- Full auto-calendar (to year 2099)
- Light
- Double LED light LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
- Other features
- Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.) 12/24-hour format Date/month display swapping Day display (days of the week selectable in six languages) Regular timekeeping: Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (battery level, mode) Digital: Hour, minute, second, pm, month, date, day
- Stopwatch
- 1/100-second stopwatch Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, lap/split time
- Timer
- Countdown timer Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments)
- World time
- World time 38 time zones (38 cities + coordinated universal time), auto summer time (DST) switching, home city/world time city swapping
Observed 2026-10-03 · Regional scope: Australia · Unverified extraction.
Original manufacturer wording is retained for source data without a reviewed translation.
Recorded discovery details.
- Brand
- Casio
- Reference token
- GBM2100A-1A3
- Collection candidate
- Not established
- Family candidate
- GBM2100A
- Product type
- Watch candidate
Official discovery source
The exact token was retained from a stored official manufacturer URL or feed. The source supports discovery, but does not by itself verify every model detail.
Open official manufacturer page ↗Source record: feed-casio-76e10acf45c7300e · Publication eligible: no.
More from GBM2100A
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As an Amazon Associate I earn from qualifying purchases.
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As an Amazon Associate I earn from qualifying purchases.
Affiliate link: WatchesAtlas may earn a commission from qualifying purchases, at no extra cost to you.
As an Amazon Associate I earn from qualifying purchases.
Affiliate link: WatchesAtlas may earn a commission from qualifying purchases, at no extra cost to you.
As an Amazon Associate I earn from qualifying purchases.
These are discovery candidates, not verified alternatives or product variants.