20 Most Recent Timex Mid Size Sports 1440 Coach Black Nylon Strap Watch - Page 6 Questions & Answers

Go to https://www.timex.com/watch-manuals.html and search for - t5h881 Its there.

https://www.timex.com/watch-manuals.html Search for Marathon - its there.

Here u go: https://www.timex.com/watch-manuals.html

Find the number or website for the device, and talk to their customer service department.

If these watches have a standard "wheeled" movement, they can be cleaned and serviced by a jeweler.

Hello, Jack - If you have not thought to check the Timex website, that is where I would look first. See this Timex Support web page and look at entry #1: https://www.timex.com/customer-service.html Call the phone number given there. Ta dah!

There are several different Timex Expedition models. It's best to go to Amazon and search to find your model. Their product page should show what is the replacement band size. It may be 18mm, 19mm, or 20mm.