Smiths 'Black Shadow' PRS-38vsSeiko Seiko 5 Sports Field series
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

'Black Shadow' PRS-38

Seiko 5 Sports Field series
Diameter
40mm
39.4mm
Lug-to-Lug
46mm
lowest
48.1mm
Thickness
12mm
lowest
13.2mm
Water Resistance
100m
100m
Power Reserve
n/a
41h
MSRP
n/a
$315
Movement
ETA 2830
Seiko 4R36
Case
3 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Smiths 'BLACK SHADOW' PRS-38 owners widely praise its vintage-inspired design and clean, no-date dial with gilt accents, noting its excellent build quality for the price. The 40mm case is reported to fit smaller wrists well, and the watch features a high domed sapphire crystal and anti-magnetic properties. Some owners find the 13.7mm thickness and 162-gram weight substantial, and the screw-down crown winding action is described as gritty. Accuracy figures vary, with one owner reporting +6.8 seconds per day. The lume charges quickly and lasts long, though bezel numeral fonts are considered small and bracelet adjustment can be limited. On balance, owners rate the Smiths 'BLACK SHADOW' PRS-38 highly for its vintage aesthetic and solid construction at its price point.
The Seiko 5 Sports Field series is praised for its excellent legibility, featuring fully lumed Arabic numerals and a lumed pearl on the compass bezel. Reviewers note the reliable 4R36 movement and 10 bar water resistance, with some considering the watches good value under 500 euros. The GMT variants, specifically the SSK023 and SSK025, offer an accessible explorer watch with a GMT complication and a fixed 24-hour bezel. Overall, owners and reviewers rate the Seiko 5 Sports Field series highly for its legibility and value proposition.
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