Smiths Monopusher PRS-57vsSeiko 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.

Monopusher PRS-57

Seiko 5 Sports Field series
Diameter
40mm
39.4mm
Lug-to-Lug
46mm
lowest
48.1mm
Thickness
15mm
13.2mm
lowest
Water Resistance
100m
100m
Power Reserve
62h
highest
41h
MSRP
n/a
$315
Movement
Sellita SW510
Seiko 4R36
Case
4 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Smiths MONOPUSHER PRS-57 owners report it is a versatile watch that pairs well with various straps, with one owner stating they remain enthusiastic about it after direct purchase. Overall, owners rate the Smiths MONOPUSHER PRS-57 highly for its versatility and continued owner enthusiasm.
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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