Sheffield 1A 40mmvsTissot 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 40mm
Seastar 1000
Diameter
40mm
40mm
Lug-to-Lug
48mm
n/a
Thickness
13mm
12.5mm
lowest
Water Resistance
200m
300m
highest
Power Reserve
n/a
80h
MSRP
$228
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.
Owners widely praise the Sheffield 1A 40mm for its superb quality, sturdiness, and amazing price, with particular appreciation for its blue dial and strong lume. The watch features a 40mm steel case and a sapphire crystal. One owner notes the bezel action could be crisper. On balance, owners rate the Sheffield 1A 40mm highly for its exceptional value and build quality at the price point.
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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