Ref. GMA-S140 · Sport
AI-detected from the product image
G-Shock collection · 101 watches
4 colorways
The market
The forum market
No forum listings tracked for this watch yet.
Casio on the secondhand market
+10.5%
2026 so far · +1.3% to +21.6% · 47 matched watches
In line with the index
Year-by-year readings →The connection engine
The community take
Owners praise the Casio GMA-S140 for its smaller size and useful features, with one owner noting it fits their wrist well and looks fantastic. The dial layout and colors are also appreciated, though one owner disliked the mirrored face on a black model. One owner reported the backlight did not illuminate. Overall, owners rate the Casio GMA-S140 highly for its design and form factor.
On real wrists
No shots yet. Show how it wears.
The paper trail
The discussion