
The Story
The Seiko Astron SSH145J1 Limited Edition captures celestial elegance with its shimmering blue dial inspired by the morning sky. Powered by the advanced 5X53 GPS Solar calibre, it delivers dual-time, world time across 38 cities, a perpetual calendar, and automatic GPS time adjustment with accuracy to ±1 second every 100,000 years. Housed in a 42.7mm titanium case with super-hard coating, it features a sapphire crystal with super-clear coating, water resistance to 100m, and a premium black LWG-certified leather strap. Limited to only 1,200 pieces worldwide.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
The Seiko Astron SSH145J1 Limited Edition captures celestial elegance with its shimmering blue dial inspired by the morning sky. Powered by the advanced 5X53 GPS Solar calibre, it delivers dual-time, world time across 38 cities, a perpetual calendar, and automatic GPS time adjustment with accuracy to ±1 second every 100,000 years. Housed in a 42.7mm titanium case with super-hard coating, it features a sapphire crystal with super-clear coating, water resistance to 100m, and a premium black LWG-certified leather strap. Limited to only 1,200 pieces worldwide.























