How to use your watch as a compass - ATELIER DE GRIFF
Navigator Compass REV 3 ~ – CountyComm
WristTurtle Compass
These button compasses are about the only ones I've found that are reasonably reliable. I finally came up with a cheap, easy, durable way to add one to a watch band. I'll
How to use your watch as a compass - Men's Journal
A0014 Liquid Wrist Compass – Bertucci Watches
Review: PDW Expedition Watch Band Compass | Pack Config