Well, the watch isn't all that tiny, and Garmin does make a line of GPS watches similar in size to the 38mm watch. I have no comment on accuracy, as I bought

Well, the watch isn't all that tiny, and Garmin does make a line of GPS watches similar in size to the 38mm watch. I have no comment on accuracy, as I bought the expensive and much larger Forerunner 910XT. The current top of the line Garmin is the Fenix 3, which again is similarly-sized.