If you know sports watches, you know TIMEX® IRONMAN®, the name that’s crossed more finish lines than any other. With our IRONMAN® T300 we bring that crucial extra level of functionality to a watch made for recreational runners like us, adding special functions to support HIIT sessions and take your cross-training to the next level. The watch’s features include a performance pacer, hydration and nutrition alerts, a 500-lap memory and interval tracking with six customizable segments, helping you log more consistent workouts with fewer distractions. And because it’s a TIMEX® IRONMAN® watch, you’ll also get a 100m water resistance rating, three alarms, and our classic INDIGLO backlight, all packed into a slim 42.6 profile that performs for years at a time on a simple coin-cell watch battery you’ll never need to charge.
TIMEX® IRONMAN® T300 42mm Silicone Strap Watch
40.7 mm
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- Product:
- TW5M62500
- Watch Movement:
- Quartz Digital
- Water Resistance:
- 50 meters
- Crystal / Lens:
- Mineral Glass
- Case Diameter:
- 40.7 mm
- Case Height:
- 10.2 mm
- Case Material:
- Resin
- Case Color:
- White
- Case Finish:
- Matte
- Dial Color:
- Digital
- Dial Markings:
- Digital
- Strap / Lug Width:
- 20 mm
- Strap Material:
- Silicone
- Strap Color:
- White
- Strap Buckle:
- Buckle
- Battery Type:
- CR2025
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Free Standard Shipping on most orders. Fan Shop orders do not qualify for free shipping. Buy two straps get free Standard Shipping. Get your refund faster with easy online returns! Mail your items back with our return label within 30 days.
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Size Guide
The TIMEX® IRONMAN® T300 42mm Silicone Strap Watch features a 40.7 mm case diameter.
The size of a watch is determined by the diameter of the dial. Your choice of dial, reflective of your personal style, is a matter of individual taste.
The diameter usually varies between 36-42mm.
• If you prefer a smaller size, choose dials with a diameter less than 36mm.
• For a standard size, select dials that are between 36-42mm.
• For a larger dial, opt for sizes greater than 42mm.
- Product User Manual PDF
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Chronograph Watch
A chronograph watch provides the added functionality of a stopwatch. By using the two pushers, you can start, stop, and reset this function. -
Interval Training Timer
Define your own repetitions for high intensity and rest periods to make complex workouts automatic. Save and repeat your custom interval workouts right on your watch. -
Target Pacer
A built-in audible tracker beeps when target splits are achieved. Rise above or fall below your predetermined goals, and varying chimes indicate your performance; no more stopping to look at your wrist. -
Customizable Alarm
Personalize your wake-up call with a customizable alarm feature, tailored to your unique preferences. -
Water Resistant to 50 Meters
This watch is suitable for light swimming. It is not suitable for snorkelling, or poolside diving. To maintain water resistance, do not press any buttons while underwater. -
Countdown Timer
Enjoy the convenience of having an efficient countdown timer right on your wrist. Perfect for workouts, cooking, and staying on schedule. -
Fits Wrist Circumferences 150 - 205mm (5.9 - 8.1in)
This watch fits wrist circumferences between 150 - 205mm (5.9 - 8.1in). We suggest using a garment measuring tape to ensure an accurate fit to your wrist.