Seiko Astron | Nexter Series "Moon Gray" GPS Solar SSJ025J1
Choose options
The Seiko Astron SSJ025J1 Nexter Series represents a perfect harmony of avant-garde design and celestial inspiration. Built for leaders shaping tomorrow, this striking timepiece features a multi-layered bezel structure that perfectly complements its textured "Moon Gray" dial—an aesthetic inspired by the rugged beauty of the moon. Beneath its ultra-lightweight, hardened titanium exterior lies a cutting-edge GPS solar engine, ensuring flawless time zone accuracy across the globe with a high-end, architectural presence on the wrist.
The Seiko Astron SSJ025J1 Nexter Series represents a perfect harmony of avant-garde design and celestial inspiration. Built for leaders shaping tomorrow, this striking timepiece features a multi-layered bezel structure that perfectly complements its textured "Moon Gray" dial—an aesthetic inspired by the rugged beauty of the moon. Beneath its ultra-lightweight, hardened titanium exterior lies a cutting-edge GPS solar engine, ensuring flawless time zone accuracy across the globe with a high-end, architectural presence on the wrist.
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
Lug Width: Integrated
Clasp: Three-Fold Clasp with Push-Button Release and Smart Adjuster Function
MOVEMENT & PERFORMANCE
Movement: Caliber 3X62 GPS Solar Powered
Accuracy: GPS satellite synchronization ($\pm$15 seconds per month without a satellite signal)
Power Reserve: Approximately 6 Months on full charge (Perpetual operation through ambient light)Water Resistance: 100 Meters / 10 Bar
Luminous: High-grade LumiBrite on hands and indexes
Functions: GPS signal reception indicator, multifunction sub-dial register, charging status display, automatic time zone alignment
CASE
Case Diameter: 42.0 mm
Case Thickness: 12.0 mm
Case Length (Lug-to-Lug): 47.9 mm
Material: Titanium with Super-Hard Coating
Bezel: Two-Layer Titanium/Aluminum with Cutout Indexes
Crystal: Sapphire Crystal (Super-Clear Coating)
BAND
Material: Titanium with Super-Hard Coating
Lug Width: Integrated
Clasp: Three-Fold Clasp with Push-Button Release and Smart Adjuster Function
MOVEMENT & PERFORMANCE
Movement: Caliber 3X62 GPS Solar Powered
Accuracy: GPS satellite synchronization ($\pm$15 seconds per month without a satellite signal)
Power Reserve: Approximately 6 Months on 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, multifunction sub-dial 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.