Case back: 316L stainless steel
the Seiko logo follows the design of the original model and is lower in height than the current logo
and the six-sided chelonian shape is further associated with samurai armor
LumiBrite 12 o'clock bezel marker and minute hand glow in a contrasting color to other luminous elements to ease critical elapsed time measurement and enhance diver safety
SCRATCH-RESISTANT SAPPHIRE CRYSTAL
Seiko Astron SSH113 Limited Edition Titanium Gray Dial GPS Solar citizen-sale-2026 Case back: 316L stainless steelAstron GPS Solar Titanium Limited Edition. Celebrating a decade of GPS Solar technology, this landmark Limited Edition is designed for a new generation of leaders, embodying the pursuit of excellence in both innovation and style. With the strong, sleek lines of the Seiko Astron, the world's first commercially available quartz watch, this remarkable timepiece, available only in a controlled production run of 1,500, combines solid tailoring with the