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Overview

GA-100-1A1 Mens Watch combines quartz movement, shock-resistant resin construction, an analog-digital display, and 200M water resistance for rugged, active everyday performance. The Casio GA-100-1A1 delivers dependable, low-maintenance G-Shock accuracy in a bold, large-case design suited to active and casual daily wear.

Casio G-SHOCK GA-100-1A1 Mens Watch Shock-Resist Backlight Alarm Timer 200M

Model: GA-100-1A1
Web Code: 19880285
Sold and shipped by | 5.0 seller rating (1 review)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

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Seller Return Policy

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • 1 x GA-100-1A1 Watch, Warranty Card, User Manual

Stealth Design: Features an all-black color scheme with a matte resin finish. Even the indices and hands are dark for a tactical, low-visibility look.

Shock Resistance: Built with G-Shock's core hollow-case structure to withstand high-impact drops and vibrations.

200-Meter Water Resistance: Suitable for professional marine activity, skin diving, and high-intensity water sports.

Magnetic Resistance: Engineered with a specialized structure to protect the watch movement from the interference of magnetic fields (ISO764 class).

Auto LED Light: Features an amber LED that illuminates the dial. You can set it to turn on automatically when you tilt your wrist toward your face.

Speed Indicator: A unique sub-dial at the 12 o'clock position can calculate the average speed over a set distance based on the stopwatch data.

1/1000-Second Stopwatch: An incredibly precise stopwatch capable of measuring elapsed time, lap time, and split time.

World Time: Displays the current time in 48 cities (29 time zones), with a daylight savings on/off toggle.

5 Daily Alarms: Includes 4 one-time alarms and 1 snooze alarm for those who need extra reminders.

Large Resin Case: A bold, "oversized" design that provides a strong presence on the wrist.

Mineral Glass: A hardened glass surface that protects the watch face from scratches and impacts.

Ana-Digi Display: Combines traditional analog hands with four distinct digital LCD windows for maximum data layout.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Quebec
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Watches (including smartwatches)
Return/Exchange Period
30 days
Condition
Opened