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Generated illustration of the Seiko 5 Sports Field GMT SSK025: round case, 39.4 mm, black dial, smooth bezel, leather strap.

Plate 376. Illustration generated from this record, not a photograph. No lettering or logos. Colours are approximate. Same scale on every plate.

a Bezel
smooth
b Dial
black, markers: numerals, with date
c Case
stainless steel, round
d Strap
leather

Seiko · GMT

5 Sports Field GMT

Ref. SSK025

Machine translation pending human review. Figures and sources match the original.

The first GMT in the Seiko 5 Sports Field series, with a 39.4 mm field case.

US$435

Official list price · Nov 2026 · Source: seikowatches.com

Official site

Why it matters

  • Seiko states it is the first GMT function in the Field series
  • Calibre 4R34
  • Calfskin strap

Specifications

Line
Seiko 5 Sports Field
Year
unconfirmed
Status
In production
Range
Affordable
Diameter
39.4 mm
Thickness
13.6 mm
Material
stainless steel
Shape
round
Dial
black
Markers
numerals
Date
Yes
Bezel
smooth
Strap
leather
Calibre
4R34
Movement
Automatic
Power reserve
41 h
Frequency
21,600 vph
Jewels
24
Water resistance
100 m
Complications
hours, minutes, seconds, date, second time zone

Across the Archive

Diameter39.4 mmAbove 33% of 391 watches with this figure
Thickness13.6 mmAbove 77% of 291 watches with this figure
Power reserve41 hAbove 8% of 292 watches with this figure
Frequency21,600 vphAbove 6% of 233 watches with this figure
Water resistance100 mAbove 37% of 336 watches with this figure
PriceUS$435 · Nov 2026Above 19% of 101 prices in USD. Log scale.

Where to buy

A search for this reference at retailers. TicTemple does not sell watches or check stock. Links go live once we join each programme.

Sources

  1. seikowatches.com

Record confidence: high. Based on an official source. Anything unverified is shown as “unconfirmed”, never estimated.

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