Seiko Astron | Nexter Dual-Time Chronograph SSH153J1
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Experience cutting-edge precision with the Seiko SSH153J1 Astron GPS Solar Chronograph, featuring the advanced Caliber 5X83 movement equipped with a 1/20-second stopwatch and dual-time display. The high-contrast silver/white dial, premium ceramic-titanium bezel, and dual-curve sapphire crystal beautifully combine sporty elegance with advanced functionality. Meticulously engineered with a lightweight titanium case to ensure ultimate all-day comfort, its instant time transfer function significantly enhances global usability for world travelers.
Experience cutting-edge precision with the Seiko SSH153J1 Astron GPS Solar Chronograph, featuring the advanced Caliber 5X83 movement equipped with a 1/20-second stopwatch and dual-time display. The high-contrast silver/white dial, premium ceramic-titanium bezel, and dual-curve sapphire crystal beautifully combine sporty elegance with advanced functionality. Meticulously engineered with a lightweight titanium case to ensure ultimate all-day comfort, its instant time transfer function significantly enhances global usability for world travelers.
CASE
Case Diameter: 42.0 mm
Case Thickness: 12.0 mm
Case Length (Lug-to-Lug): 47.9 mm
Material: Titanium with Super-Hard Coating
Bezel: Two-Layer Titanium/Aluminum with Cutout Indexes
Crystal: Sapphire Crystal (Super-Clear Coating)
BAND
Material: Titanium with Super-Hard Coating (Chamfered Links)
Lug Width: Integrated
Clasp: Three-Fold Clasp with Push-Button Release and Smart Adjuster Function
MOVEMENT
Movement: Caliber 3X62 GPS Solar Powered
Accuracy: GPS satellite synchronization ($\pm$15 seconds per month without a satellite signal)
Power Reserve: Approximately 6 Months on a full charge (Perpetual operation through ambient light)Water Resistance: 100 Meters / 10 Bar
Luminous: High-grade LumiBrite on hands and indexes
Functions: GPS signal reception indicator, multi-functional indicator register, charging status display, automatic time zone alignment
CASE
Case Diameter: 42.0 mm
Case Thickness: 12.0 mm
Case Length (Lug-to-Lug): 47.9 mm
Material: Titanium with Super-Hard Coating
Bezel: Two-Layer Titanium/Aluminum with Cutout Indexes
Crystal: Sapphire Crystal (Super-Clear Coating)
BAND
Material: Titanium with Super-Hard Coating (Chamfered Links)
Lug Width: Integrated
Clasp: Three-Fold Clasp with Push-Button Release and Smart Adjuster Function
MOVEMENT
Movement: Caliber 3X62 GPS Solar Powered
Accuracy: GPS satellite synchronization ($\pm$15 seconds per month without a satellite signal)
Power Reserve: Approximately 6 Months on a full charge (Perpetual operation through ambient light)Water Resistance: 100 Meters / 10 Bar
Luminous: High-grade LumiBrite on hands and indexes
Functions: GPS signal reception indicator, multi-functional indicator register, charging status display, automatic time zone alignment
Notice to Customers:
Orders are dispatched from Singapore.
For customers in the United States:
As of August 29, 2025, all goods imported into the U.S.—regardless of their value—may incur a 10% import duty. This change follows the removal of the de minimis threshold under updated U.S. customs policies.
Please note that customers are responsible for all import duties, taxes, customs charges, and any applicable handling fees.
For information specific to your country’s customs process, including courier fees or tax-free limits, please reach out to our support team.
Notice to Customers:
Orders are dispatched from Singapore.
For customers in the United States:
As of August 29, 2025, all goods imported into the U.S.—regardless of their value—may incur a 10% import duty. This change follows the removal of the de minimis threshold under updated U.S. customs policies.
Please note that customers are responsible for all import duties, taxes, customs charges, and any applicable handling fees.
For information specific to your country’s customs process, including courier fees or tax-free limits, please reach out to our support team.