Sheffield 1AvsTissot Seastar 1000
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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.
1A
Seastar 1000
Diameter
40mm
40mm
Lug-to-Lug
46mm
n/a
Thickness
12.8mm
12.5mm
lowest
Water Resistance
200m
300m
highest
Power Reserve
n/a
80h
MSRP
$238
lowest
$875
Movement
Seiko NH35
Tissot Powermatic 80
Case
3 specsCrystal & Dial
4 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Sheffield 1A owners praise its superb quality, sturdiness, and value, noting it feels more substantial than a Seiko 5. The blue dial is highlighted as a positive feature. One owner flagged expensive shipping fees as a drawback, and another suggested the bezel action could be crisper. Overall, owners consider the Sheffield 1A a no-brainer for its affordability and quality.
Owners widely praise the Tissot Seastar 1000 for its value and solid build, with one reviewer calling it a comfortable, sporty, and affordable everyday watch with a great case and dial ratio. However, some owners find the Tissot Seastar 1000 too large and poorly proportioned, citing small indices on larger dials and a difficult-to-read bezel. Criticisms also include a non-reflective crystal causing glare, mediocre lume, and a subpar bracelet, with some feeling it is underwhelming for the price compared to other divers. Overall, owners rate the Tissot Seastar 1000 highly for its value and solid build at the price point.
The 80-hour power reserve from the Powermatic 80 movement is a significant strength. Reviewers did not reach a consensus on any weaknesses.
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