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Introducing Seiko’s 140th-Anniversary Foursome: From Seiko 5 to Astron GPS Solar

Seiko’s 2021 anniversary foursome spans an automatic diver, a mechanical GMT, a GPS Solar travel watch and a Seiko 5 Sports automatic.
Estimate3–4 min Catalogued SpecialistWatchRanker Team
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Seiko marked its 140th anniversary in 2021 with four limited-edition watches in a shared blue-and-silvery-white palette: a Prospex diver, a Presage GMT, an Astron GPS Solar travel watch and a Seiko 5 Sports automatic. They are not four versions of the same watch; each brings a different movement and purpose to the lineup.

What are the Seiko 140th-anniversary watches?

Seiko announced the four models on February 25, 2021: Prospex SPB213, Presage SPB223, Astron SSH093 and Seiko 5 Sports SRPG47. The company presented the collection as a celebration of its founding in 1881, guided by founder Kintaro Hattori’s credo, “Always one step ahead of the rest.” The blue and silvery-white color scheme ties the watches together, while their functions range from mechanical timekeeping to GPS-based time adjustment.

Here is how the specifications compare, as given in Seiko’s official announcement.

Model Type and movement Key specifications Announced edition
Prospex SPB213 Automatic diver; caliber 6R35 70-hour power reserve; 200-meter diver’s water resistance; 40.5 mm diameter, 13.2 mm thickness 6,000
Presage SPB223 Automatic GMT; caliber 6R64 45-hour power reserve; 10-bar water resistance; 42.4 mm diameter, 13.7 mm thickness 3,500
Astron SSH093 GPS Solar; caliber 5X53 10-bar water resistance; 42.7 mm diameter, 13.3 mm thickness 1,400
Seiko 5 Sports SRPG47 Automatic; caliber 4R36 41-hour power reserve; 10-bar water resistance; 42.5 mm diameter, 13.4 mm thickness 11,000

How do the four models differ?

Prospex SPB213: the diver

The SPB213 reinterprets Seiko’s first diver from 1965. Its automatic 6R35 movement has a stated 70-hour power reserve, and the watch is rated for 200-meter diver’s water resistance. Seiko describes its wide hands and Lumibrite as features intended to support legibility. At 40.5 mm across, it is the smallest by diameter of these four models.

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#1 Best Overall
SEIKO Men's Watches 5 SNKE03-4
  • Case Width: 1.4 inches (36 mm)
  • Wrist Circumference: 5.5 - 7.5 inches (140 - 190 mm)
  • Automatic
  • Day Date RPA2023 Skeleton Back

Presage SPB223: the mechanical GMT

The SPB223 is the collection’s automatic travel watch. Its 6R64 movement provides GMT functionality and a 45-hour power reserve. The Sharp Edged Series case and bracelet use angular, flat surfaces, while the dial carries an Asanoha hemp-leaf pattern. It measures 42.4 mm in diameter and is rated to 10 bar.

Astron SSH093: the GPS Solar model

The SSH093 is the technical outlier: its 5X53 is a GPS Solar movement rather than an automatic caliber. Seiko lists GPS time and time-zone adjustment, dual time, world time covering 39 time zones, and a time-transfer function. Its broad-lug silhouette recalls the 1969 Quartz Astron, according to Seiko. The case is 42.7 mm across and rated to 10 bar.

Rank #2
SEIKO Men's SRPK61 Presage 60th Anniversary Limited Edition Watch
  • Halt Second Hand Function: Pause the second hand for precise time setting
  • Date Indication: Displays the current date
  • Case Back Inscription: 'LIMITED EDITION' engraved on the case back
  • Unique Serial Number: Engraved on the case back for authenticity
  • Transparent & Screw Case Back: Allows viewing of the inner workings

GPS time-zone behavior has a qualification: when the region, time zone or daylight-saving rules change, manual selection may be necessary. The release does not promise that every local setting will always update automatically.

Seiko 5 Sports SRPG47: the accessible automatic in the set

The SRPG47 pairs the automatic 4R36 with a 41-hour power reserve. Its white dial, blue bezel and blue hands were described by Seiko as a first for Seiko 5 Sports. It measures 42.5 mm in diameter and has 10-bar water resistance.

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Rank #3
Seiko Prospex SPB519J1, GMT Automatic Watch, White Dial, Blue Bezel, 60th Anniversary Edition
  • ELEGANT DESIGN: Round stainless steel case with blue rotating bezel, white dial and steel bracelet for a professional and refined look
  • GMT function: Automatic movement with GMT function for monitoring two time zones, ideal for international travelers
  • TECHNICAL SPECIFICATIONS: Diver watch with water resistance up to 300 m, sapphire crystal and date indicator
  • SPECIAL EDITION: Prospex Collection 60th Anniversary commemorative model, representing Seiko excellence in the sports watch industry
  • BRACELET: Solid stainless steel bracelet with safety clasp, perfect for everyday wear and sports activities

Which one should you choose?

  • For a diver: the SPB213 is the only model in this group specified with 200-meter diver’s water resistance.
  • For a mechanical GMT: the SPB223 is the dedicated choice, with the 6R64 automatic GMT caliber.
  • For GPS-based travel functions: the SSH093 is the only GPS Solar model, adding time-zone and world-time functions.
  • For a simpler automatic sports watch: the SRPG47 has a 4R36 movement and the largest announced edition quantity.

The announced production quantities range from 1,400 Astron SSH093 watches to 11,000 Seiko 5 Sports SRPG47 watches. Those figures describe the editions Seiko announced, not present-day availability or remaining stock.

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Release timing and original European prices

Seiko’s English announcement said the watches were intended to reach boutiques and selected retailers worldwide in May 2021. Timing was not uniform across markets: an official Spanish-language version said the SPB223 would arrive in July 2021. The company’s approximate European recommended retail prices at announcement were €1,250 for the SPB213, €1,450 for the SPB223, €2,300 for the SSH093 and €300 for the SRPG47. These are historical 2021 European prices, not current pricing.

Quick Recap

Bestseller No. 1
SEIKO Men's Watches 5 SNKE03-4
SEIKO Men's Watches 5 SNKE03-4
Case Width: 1.4 inches (36 mm); Wrist Circumference: 5.5 - 7.5 inches (140 - 190 mm); Automatic
$269.99
Bestseller No. 2
SEIKO Men's SRPK61 Presage 60th Anniversary Limited Edition Watch
SEIKO Men's SRPK61 Presage 60th Anniversary Limited Edition Watch
Halt Second Hand Function: Pause the second hand for precise time setting; Date Indication: Displays the current date
$799.00
Bestseller No. 4
Seiko Analogue SRPE93K1, Black, Strap
Seiko Analogue SRPE93K1, Black, Strap
Seiko Model Prospex SRPE93K1 Diver's Automatic Turtle Watch; Analogue for men; 13 mm calendar day and date buckle
$515.00
Rank #4
Seiko Analogue SRPE93K1, Black, Strap
  • Seiko Model Prospex SRPE93K1 Diver's Automatic Turtle Watch
  • Analogue for men
  • 13 mm calendar day and date buckle

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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