Solar Is Still a Minority of the G-Shock Range
Tough Solar removes the one serviceable part of a G-Shock, which is the battery. It charges from daylight and from indoor lighting, holds months of reserve in darkness, and leaves the impact structure and water rating untouched.
It is also not the default. A catalogue audit of 491 live G-Shock listings found 71 referencing solar charging, roughly fourteen percent of the range. The majority...