The downside? Every couple of years, the battery dies and needs replacing. Instead of paying a jeweler to do it, let me show you how to change a watch battery in just minutes. To change a watch ...

The Core 2 Duo and Core Time 2 are arriving in July and December, and I love that they'll last forever on a charge.

It does this by changing between ambient light reflection but also using a backlight when situations call for it. The dual ...