
Casio AQ-S810W-3AV
A Tough Solar analog-digital in forest green: no battery changes, 100 m water resistance, world time, five alarms and an LED light in a resin case.
In stock · sold by Amazon.com. Price as of November 3, 2026, 18:15 UTC.
What you get
Published manufacturer specifications. Fields we could not verify are left out rather than guessed.
How the 47 spec points add up
Value Score = 100 × √(spec points per dollar ÷ the best ratio among basic digital watches in stock on Amazon today). Full methodology.
Compared with other basic digital watches
Same type, other model families, verified Amazon prices today. See the full Basic Digital Watches ranking →
| # | Watch | Movement | Crystal | Water res. | Case diameter × lug-to-lug | Fits wrist | Spec pts | Price | Value Score | Buy |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Digital quartz | Acrylic | 100 m | — | — | 41 | $20.97 | 100 | Amazon | |
| 2 | Digital quartz | Acrylic | — | 35.2 × 38.2 mm | ≥ 13.8 cm (5.4″) | 29 | $18.95 | 88 | Amazon | |
| 3 | Digital quartz | Acrylic | — | 33.2 × 36.8 mm | ≥ 13.2 cm (5.2″) | 32 | $29.92 | 74 | Amazon | |
| 4 | Digital quartz | Acrylic | — | 36.3 × 38.6 mm | ≥ 13.9 cm (5.5″) | 32 | $29.92 | 74 | Amazon | |
| 5 | Solar digital | Acrylic | 100 m | — | — | 47 | $53.95 | 67 | Amazon | |
| 6 | Digital quartz | Acrylic | 100 m | 38 mm | — | 41 | $47.15 | 67 | Amazon |
Amazon.com prices as of November 3, 2026, 18:15 UTC — details. third-party = sold by a marketplace seller, not Amazon (warranty may differ); ships later = not in stock today, never crowned best value.
Questions about the Casio AQ-S810W-3AV
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Guides that apply to this watch
- Ranked among watches under $100
- This listing is below its list price today: all watches below list price
- What the water-resistance rating actually permits
- Sapphire vs Hardlex vs mineral: what the crystal changes
- Automatic vs solar vs quartz: accuracy and running cost
- Watch gift guide by budget and recipient
- Buying a watch on Amazon: sellers, warranty, returns