Tool watches are, as the name suggests, utilitarian by design. When I bought an SRPG13, the green Seiko Land Tortoise with a compass bezel, I thought I was purchasing yet another tool watch with practical non-timekeeping functionality. After an overnight family backpacking trip, I?m not convinced my field watch is the useful tool I tried to force it to be.
The Land Tortoise is a tool watch- in the sense that it’s technically capable of tasks beyond displaying the time. True North can be found with any analog watch by pointing the hour hand at the sun, bisecting the angle between the hour hand and the sun to find South, and then locating the opposite point to identify North. A compass bezel is an enhancement that allows the wearer to mark North after finding it.
This summer our family of four is section hiking the entire Monadnock-Sunapee Greenway Trail; A 50 mile peak to peak path through New Hampshire?s backcountry. What better place to put this tool to the test than on the first section of the trip" The day before our first overnight section, as I organized gear, sprawling out sleeping pads, a tent, trekking poles and various knick-knacks across our living room floor, I made sure to put on the SRPG13. I pictured standing on a mountain top, getting the kids set up with a celebratory lunch, lining up the hour hand, and then bisecting with ease. With a real compass in my pack, I was excited to check my accuracy. 
Two miles away and 2000 feet above the p...