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Casio
GA-100-1A1
Market Prices
Market price
Live prices • Updated 20 hours ago
Casio G-Shock GA-100 is an easy, versatile everyday watch that fits most situations. Highlights: quartz movement, 51mm case, 200m water resistance, mineral crystal, resin case, good low-light visibility (lume). A strong everyday pick if you want one watch that works in most situations. It’s commonly shopped in the $100–$200 range (prices vary by retailer).
Diameter
51mm
Water Resistance
200m
Movement
quartz
Crystal
mineral
Select lug width to find compatible straps.
Not sure? How to measure lug width
Strap Type
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Lug width is the most important measurement. It's the distance between the lugs (the parts that hold the strap).
Quick release straps have a small lever that makes changing straps easy without tools.
Curved end straps have a slight curve at the ends that matches the watch case for a better fit.
Recommended based on your watch
Select lug width first
Tool for changing straps
Protect your watch while traveling
Keep your watch clean and smudge-free
Clean saltwater and sweat from your diver
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