Something special for someone special
Due to Nomination Italy’s Policy, the base bracelet is not a finished bracelet and cannot be sold individually. It is to be used to finish a Composable bracelet that must have at least one decorated link. To purchase this Nomination Base Bracelet, you must add at least one decorated link to your shopping cart
The Seiko Astron SSH187 is a limited edition GPS solar chronograph featuring a dark turquoise glitter dial with an embossed spiral pattern inspired by swirling cosmic galaxies.
Crafted with an all-black titanium case and bracelet with super-hard coating, it includes a ceramic and aluminum bezel alongside a dual-curved sapphire crystal with super-clear coating.
Powered by the Caliber 5X83 movement, this timepiece provides high-precision timekeeping with GPS signal reception, dual-time functionality, world time across 38 cities, and a 12-hour chronograph.
| Brand | Seiko |
| Collection | Astron |
| Model Number | SSH187J1 |
| Gender | Men's |
| Movement Type | GPS solar |
| Caliber Number | 5X83 |
| Case Material | Titanium (super-hard coating) with ceramic/aluminum bezel |
| Case Diameter | 43.3 mm |
| Case Thickness | 13.4 mm |
| Lug-to-Lug | 49.5 mm |
| Distance Between Lugs | 14 mm |
| Weight | 117.0 g |
| Crystal | Dual-curved sapphire crystal |
| Crystal Coating | Super-clear coating |
| Water Resistance | 10 bar |
| Magnetic Resistance | 4,800 A/m |
| Jewels | 14 |
| Power Reserve | Approx. 6 months (fully charged), power save approx. 2 years |
| LumiBrite | Lumibrite on hands and indexes |
| Clasp | Easy-adjust three-fold clasp with push button release |
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