Astron GPS Solar

The SSH101J1 is the high-complication outlier of this family, stepping up to a larger 42.8mm titanium case with a ceramic bezel and Seiko's 5X53 GPS solar quartz caliber. Unlike the 8B63 solar-only references around it, its dial integrates dual-time and GPS-function sub-dials, reflecting true…

Open in DialAtlas