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Casio GAS-100
Ref. GAS-100 · Sport
$180Stock unknown
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Case
- Diameter
- 52.5mm
- Thickness
- 16.7mm
- Lug-to-lug
- 55.1mm
- Material
- Resin / Stainless steel
- Water resistance
- 200m
Crystal & dial
- Crystal
- Mineral
- Dial colour
- Silver
Movement
- Type
- Solar
Design language
- Case shape
- round
- Dial style
- matte
- Bezel
- fixed
- Bracelet
- rubber
- Hands
- baton
AI-detected from the product image
G-Shock collection · 101 watches
88 more in this collection
DWE-5600JBG-5600G-7900G-8900G-SHOCK G-STEEL GST-B500G-Shock GW-M5610GA-010GA-100GA-1000GA-110GA-1100GA-2000GA-2100GA-2110GA-2140GA-2200GA-400GBGA-700GA-710GBGA-800GA-900GA-B001GA-B010GA-B2100GA-V01GBA-800UCGBA-900GBA-950GBD-200GBD-800GBD-H1000GBD-H2000GBM-2100AGBX-100GBX-H5600GD-010GD-100GD-120CMGD-350GD-400GD-B500GG-1000GG-B100XMGLX-5600KBGM-110GM-2100GM-2110DGM-5600GM-6900GM-700GGM-B2100SDGM-H5600GM-S2110GM-S5600PGGMA-P2100GMA-P2126WGMA-S110XGGMA-S120MFGMA-S140GMA-S2100GMD-B300GMD-S5610BBGMW-B5000GMW-BZ5000GDGPR-H1000GR-B300GST-B100GST-B1000DGST-B400GST-S100GGW-2310UGW-2320FPGW-5000HSGW-6900UGW-7900GW-9400GW-9500GW-B5600GW-M500AGW-M530AGWF-A1000GWF-D1000GWG-B1000GX-56BBRMRG-B2000MRG-B5000MTG-B2000MTG-B3000
3 colorways
The living market
Asking prices & sales
Tracked on the secondary market, updated through the day. Not appraisals or offers.
Retail$180
No confirmed active listings.
History only · Watch family · 14 weeks, Dec 16, 2019–Aug 3, 2026 · 10 recent or historical posts
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Casio on the secondhand market
+10.4%
2026 so far · +0.4% to +22.3% · 46 matched watches
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In a nutshell
The Casio GAS-100 (ref. GAS-100) is a solar sport watch, with a 52.5mm resin / stainless steel case, 16.7mm thick. Water resistance is rated to 200m, under a mineral crystal. Manufacturer MSRP is $180. The dial color is silver.
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