G-SHOCK G-7900A-4 Red
The red G-7900A-4 combines a substantial resin case with a digital display and sport-inspired design. Tide and moon data, world time, a stopwatch, countdown timer and alarms add practical features for days on the move.
Watch details
Casio G-Shock G7900A-4
Built to stand out and made to handle everyday wear. The Casio G-Shock G7900A-4 features a bold red resin design with the rugged construction G-Shock is known for. Its oversized case, digital display, and functional layout give it a classic sport-inspired look that works as both an everyday watch and a statement piece.
Designed with shock-resistant construction, the G7900A-4 is ready for everything from daily wear to outdoor activity.
Product Details:
- Model: G7900A-4
- Shock-resistant construction
- Digital display
- Durable resin case & band
- World time
- Moon data
- Tide graph
- Stopwatch
- Countdown timer
- Multi-function alarms
- Full auto-calendar
- 12/24-hour time format
- EL backlight
- Bold red colorway
Water use: Please contact us to confirm the rating for this specific watch before swimming or submerging it. Custom modifications can affect water resistance.
Shipping & returnsFree standard U.S. shipping
Shipping
Check the product’s restock notice before ordering. Items on hand usually dispatch within a few business days; standard restock items within 2–3 weeks of ordering, unless the product page states otherwise. Blue Paint and Blue Animated are currently being restocked: estimated dispatch for new orders is 4–5 weeks from the order date during the current delay. Carrier transit is additional: allow 3–7 business days within the United States after dispatch. These are estimates, and carrier delays can affect delivery. Standard U.S. shipping is free, with no minimum order. We currently ship to U.S. addresses only. View shipping details
14-day return requests
Return requests are accepted within 14 days of delivery for eligible, unworn items in their original packaging. Sale items, custom products and other exclusions apply. Contact us before sending anything back. Read the return policy
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Fit & care
Casio size reference
- Standard model
- G-7900A-4
- Case sizeL × W × H
- 52.4 × 50 × 17.7 mm
These are Casio’s standard-model measurements. Custom cases and bracelets can change size and fit; contact us to confirm a customized piece.
View Casio’s reference model
For fit help, measure around your wrist with a flexible tape and send us your measurement.
Clean your watch gently with a soft, dry cloth. Check this model’s listed specifications and care instructions before exposing it to water.
Contact GshockVendorFinish the look
What’s included
More than the watch. Here’s what comes with your order.

- Your selected G-SHOCK Included
- Presentation box & watch tin Included
- Casio gift bag Included
- Instruction booklet Included
- Card & hang tag Included
Included with every G-SHOCK watch order.
Worn your way.
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