A watch that lets you time a run without asking for a firmware update has a certain charm. The Timex Ironman 40th Anniversary Edition leans into that charm with a translucent blue resin strap, a red bezel and the familiar, easy-to-hit controls of the 8-Lap. It is a retro piece, but its best features are still practical.

The 39 mm resin case is 10.5 mm high, and Timex specifies a countdown timer, alarm, stopwatch, eight-lap memory and Indiglo backlight. The large buttons matter when you are moving and do not want to hunt through a touchscreen. The display and lap memory are modest beside a modern GPS watch, of course. There is no route tracking, training-load analysis or phone ecosystem to learn. For some runners, that is a feature; for others, it is the reason to keep the smartwatch.

Timex lists the anniversary model at $129, but its product page currently says out of stock. It is also rated to 100 meters of water resistance, with the important Timex caution that buttons should not be pressed underwater. The acrylic crystal suits the vintage character and can be polished if scuffed, though it will scratch more readily than sapphire. This is a watch to use, not a museum piece.

The 8-Lap Was Built Around the Runner’s Hand

Timex’s history of the original 1986 Ironman points to integrated lap memory and top-mounted pushers as defining design decisions. According to Timex, more than 400,000 Ironman watches sold in the first year, which is pretty impressive for something built mainly to tell runners how fast they were suffering. That is the distinctive bit of engineering here: the interface was arranged around an athlete trying to record a split while still moving. Indiglo came later. Timex’s account of that technology explains that an electroluminescent layer lights the whole dial when powered, making a quick glance before sunrise much easier. The anniversary watch keeps both ideas: physical controls you can find by feel, and a display you can read when the road is dark.

What You Need to Know

• Listed price: $129; currently out of stock at Timex.
• 39 mm resin case, eight-lap memory and countdown timer.
• 100-meter water resistance; do not operate buttons underwater.

Sometimes, Dumb Is a Compliment

Four decades on, the Ironman still understands the assignment. It times the run, lights up afterward and leaves your inbox out of it.

Sources: Timex product page; Timex Indiglo history.