Casio F-91WS-2

The F-91W in translucent resin, where you can see a little of the module doing the work. Same alarm, stopwatch, auto-calendar and seven-year battery as the original — just less willing to hide.

Movement

Casio quartz digital, approx. 7-year battery on CR2016

Case

Translucent resin

Crystal

Resin glass

Water resistance

Day-to-day water resistant — splashes only, not for swimming

Strap

Translucent resin band

Diameter

35.2mm