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Seiko 5 Sports Field series
$315Stock unknown
Cached eBay asking average ≈ $394 · 23 asking listings · as of Jul 28, 2026
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Case
- Diameter
- 39.4mm
- Thickness
- 13.2mm
- Lug-to-lug
- 48.1mm
- Lug width
- 20mm
- Material
- Stainless Steel
- Water resistance
- 100m
Crystal & dial
- Crystal
- Hardlex
- Shape
- Curved
- Dial colour
- Black
- Lume
- LumiBrite on hands and index(es)
Movement
- Caliber
- Seiko 4R36
- Type
- Automatic
- Power reserve
- 41h
- Jewels
- 24
Seiko
Seiko's day-date automatic caliber and the in-house branded version of the NH36 with stricter quality control and finishing. The additional day wheel over the 4R35 adds the day-of-week complication without changing the movement dimensions. Found extensively in the Seiko 5 Sports and Prospex lines, it offers Seiko's proven reliability with the convenience of day-date display at a mainstream price point.
Design language
- Case shape
- round
- Dial style
- matte
- Bezel
- fixed
- Bracelet
- lug-attached
- Hands
- baton
AI-detected from the product image
5 Sports Field series collection · 2 watches
18 colorways
Size
The living market
A resale market to follow
Tracked on the secondary market, updated through the day. Not appraisals or offers.
Retail$315
7 for sale right now, and 2 closed in the last 30 days.
Qualified price · Watch family · 182 weeks, Jul 19, 2021–Aug 31, 2026
- Asking and closing medians, each with the number of listings behind it
- The weekly trend, on a real time scale
- All 7 listings, priced and linked
Seiko on the secondhand market
+7.9%
2026 so far · +3.2% to +12.7% · 75 matched watches
In line with the index
Year-by-year readings →The connection engine
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The community take
Owners talk.
The Seiko 5 Sports Field series is praised for its value, offering an accessible explorer-style watch with a GMT complication and excellent legibility thanks to LumiBrite on the dial and bezel. The watches feature a 41mm stainless steel case, 100m water resistance, and are powered by either the 4R36 or 4R34 movement, both with a 41-hour power reserve. One reviewer notes the inclusion of a compass bezel with a lumed pearl and fully lumed Arabic numerals on the dial for the non-GMT models. Overall, reviewers consider the Seiko 5 Sports Field GMT models good value under 500 euros.
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On real wrists · 9
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