Seiko Astron GPS Solar Dual-Time Chronograph - Seiko 145th Anniversary

SSH186

Seiko Astron GPS Solar Dual-Time Chronograph - Seiko 145th Anniversary View larger
Seiko Astron GPS Solar Dual-Time Chronograph - Seiko 145th Anniversary

Brand  : Seiko
Collection  : Astron
Model  : Seiko Astron GPS Solar Dual-Time Chronograph - Seiko 145th Anniversary
Reference  : SSH186
Complement : Titanium - Bracelet Titanium
On sale : 2026

3 400 €Recorded list price in FranceAt the launch of the watch

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Seiko Astron GPS Solar Dual-Time Chronograph - Seiko 145th Anniversary

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  • Brand  : Seiko
    Collection  : Astron
    Model  : Seiko Astron GPS Solar Dual-Time Chronograph - Seiko 145th Anniversary
    Reference  : SSH186
    Complement : Titanium - Bracelet Titanium
    On sale : 2026
    List Price : 3 400 €
    Diameter : 44.1 mm
    Thickness : 14.4 mm
    Styles : Sporty
    Calibre : 5X83
    Complication : GPS-controlled time and time zone adjustment
    Dual-Time with AM/PM indication
    Chronograph with 1/20th second counter at 12 o’clock
    12-hour counter (hours and minutes) at six o’clock during chronograph operation
    Perpetual calendar correct to the year 2100
    Automatic DST adjustment function
    High-speed time zone adjustment
    Time transfer function
    Signal reception result indication
    World time function (38 time zones)
    Power save function
    Accuracy: +/-15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C)
    Case material : Titanium
    Case peculiarity : Titanium bezel with sapphire crystal insert
    Shape : Round
    Water-resistance : 100 meters
    Indexes : Baton-type
    Glass : Double curved
    Sapphire
    Strap material : Titanium
    Strap clasp : Triple folding buckle
    + More characteristics :
    Movement
    Caliber 5X83
    Magnetic resistance: 4,800 A/m

    Case
    Titanium case with black super-hard coating

    Bracelet / Boucles
    Titanium bracelet with black super-hard coating
    Easy-adjust three-fold clasp with push button release

    Limited edition of 1,450

DESCRIPTION

  • King Seiko, Prospex, Presage, and Astron commemorate Seiko’s 145th anniversary.

    The Seiko story began in 1881 when company founder Kintaro Hattori opened a shop in Tokyo’s Ginza district for the import, sale, and repair of timepieces. Occasionally, Kintaro had his timepieces engraved with an intricate pattern that was popular at the time, allowing his company to showcase the beauty of its craftsmanship. From its early days to the present, Seiko has always sought to provide not just a means to tell the time, but a way to enrich the lives of its customers with joy and beauty through timepieces. In 1892, Kintaro established his own factory, Seikosha, to produce his own timepieces, and in just three years created his company’s first pocket watch, the Timekeeper. Kintaro’s pioneering spirit laid the foundation for Japan’s watchmaking industry and has driven innovation and progress for the past 145 years.

    Today, King Seiko, Prospex, Presage, and Astron unveil new limited-edition models whose gold-colored accents express Seiko’s enduring commitment to enriching lives with joy and beauty.

    Astron

    From the beginning, the Astron name has always been imbued with a spirit of innovation. In 1969, Seiko launched the Quartz Astron, the world’s first quartz watch, and subsequently opened its patent to the world to bring precise time to everyone. In 2012, the Astron name was revived when the world’s first GPS solar watch was launched.

    The new GPS Solar Dual-Time Chronograph celebrates Astron’s spirit of innovation, with gold-colored accents gracing every part of the watch – from the dial and bracelet to the case. The bezel features a gold-colored sapphire crystal insert that adds depth and dimension. Even the gold-colored markings at 1, 4, and 5 on the UTC scale offer a subtle tribute to the 145th anniversary.

    Powered by Caliber 5X83, the watch automatically connects up to twice a day* to the GPS network, and connects manually with the simple push of a button, to maintain its precision anywhere in the world**.

    *When the dial detects sunlight, the watch connects to the GPS satellite network and adjusts automatically to the correct time. If the watch is hidden from light, it remembers the time of its last successful manual connection and attempts to receive the GPS signal again at that same time.

    **If there are changes in the region / time zone / DST, manual selection may be required. Each anniversary creation is marked on its back to denote its status as a limited edition. The watches will be available from February 2026 at the Seiko Boutiques and select retail stores worldwide.

  • King Seiko, Prospex, Presage, and Astron commemorate Seiko’s 145th anniversary.

    The Seiko story began in 1881 when company founder Kintaro Hattori opened a shop in Tokyo’s Ginza district for the import, sale, and repair of timepieces. Occasionally, Kintaro had his timepieces engraved with an intricate pattern that was popular at the time, allowing his company to showcase the beauty of its craftsmanship. From its early days to the present, Seiko has always sought to provide not just a means to tell the time, but a way to enrich the lives of its customers with joy and beauty through timepieces. In 1892, Kintaro established his own factory, Seikosha, to produce his own timepieces, and in just three years created his company’s first pocket watch, the Timekeeper. Kintaro’s pioneering spirit laid the foundation for Japan’s watchmaking industry and has driven innovation and progress for the past 145 years.

    Today, King Seiko, Prospex, Presage, and Astron unveil new limited-edition models whose gold-colored accents express Seiko’s enduring commitment to enriching lives with joy and beauty.

    Astron

    From the beginning, the Astron name has always been imbued with a spirit of innovation. In 1969, Seiko launched the Quartz Astron, the world’s first quartz watch, and subsequently opened its patent to the world to bring precise time to everyone. In 2012, the Astron name was revived when the world’s first GPS solar watch was launched.

    The new GPS Solar Dual-Time Chronograph celebrates Astron’s spirit of innovation, with gold-colored accents gracing every part of the watch – from the dial and bracelet to the case. The bezel features a gold-colored sapphire crystal insert that adds depth and dimension. Even the gold-colored markings at 1, 4, and 5 on the UTC scale offer a subtle tribute to the 145th anniversary.

    Powered by Caliber 5X83, the watch automatically connects up to twice a day* to the GPS network, and connects manually with the simple push of a button, to maintain its precision anywhere in the world**.

    *When the dial detects sunlight, the watch connects to the GPS satellite network and adjusts automatically to the correct time. If the watch is hidden from light, it remembers the time of its last successful manual connection and attempts to receive the GPS signal again at that same time.

    **If there are changes in the region / time zone / DST, manual selection may be required. Each anniversary creation is marked on its back to denote its status as a limited edition. The watches will be available from February 2026 at the Seiko Boutiques and select retail stores worldwide.

  • Brand  : Seiko
    Collection  : Astron
    Model  : Seiko Astron GPS Solar Dual-Time Chronograph - Seiko 145th Anniversary
    Reference  : SSH186
    Complement : Titanium - Bracelet Titanium
    On sale : 2026
    List Price : 3 400 €
    Diameter : 44.1 mm
    Thickness : 14.4 mm
    Styles : Sporty
    Calibre : 5X83
    Complication : GPS-controlled time and time zone adjustment
    Dual-Time with AM/PM indication
    Chronograph with 1/20th second counter at 12 o’clock
    12-hour counter (hours and minutes) at six o’clock during chronograph operation
    Perpetual calendar correct to the year 2100
    Automatic DST adjustment function
    High-speed time zone adjustment
    Time transfer function
    Signal reception result indication
    World time function (38 time zones)
    Power save function
    Accuracy: +/-15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C)
    Case material : Titanium
    Case peculiarity : Titanium bezel with sapphire crystal insert
    Shape : Round
    Water-resistance : 100 meters
    Indexes : Baton-type
    Glass : Double curved
    Sapphire
    Strap material : Titanium
    Strap clasp : Triple folding buckle
    More characteristics :
    Movement
    Caliber 5X83
    Magnetic resistance: 4,800 A/m

    Case
    Titanium case with black super-hard coating

    Bracelet / Boucles
    Titanium bracelet with black super-hard coating
    Easy-adjust three-fold clasp with push button release

    Limited edition of 1,450