Knot Watches SAC-40SSVvsTissot 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.

SAC-40SSV

Seastar 1000
Diameter
40mm
36mm
Thickness
11.5mm
9.7mm
lowest
Water Resistance
200m
300m
highest
MSRP
$296
lowest
$515
Movement
Seiko Epson PX82
Quartz
Case
6 specsCrystal & Dial
4 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Knot Watches SAC-40SSV for its Seiko-like finishing and attractive price point, with many appreciating its light feel and the quality of the strap and deployment buckle, though some find it initially stiff. The 40mm size is a point of contention, with some finding it comfortable and a favorite, while others consider it too large and prefer the 38mm variant. A recurring criticism is the small, awkwardly placed crown, which makes winding difficult. One owner also noted poor engraving and considered the watch to be primarily a fashion piece. Overall, owners rate the Knot Watches SAC-40SSV positively for its finishing and value, despite some reservations about the crown design and sizing.
Owners praise the Tissot Seastar 1000 for its 300m water resistance and Swiss quartz movement at its price point, with some highlighting its solid build and value. However, criticisms include ill-proportioned hands and indices, a bezel that can be hard to read, and unremarkable lume. Some owners find the bracelet clasp flimsy, and the lack of anti-reflective coating causes glare. Overall, owners rate the Tissot Seastar 1000 well for its robust water resistance and value proposition in a Swiss quartz package.
The Powermatic 80 movement with its 80-hour power reserve is a shared strength. Reviewers also agree that the 40mm case size significantly improves wearability.
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