Blok Watches Blok 38vsTissot 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.

Blok 38

Seastar 1000
Diameter
38mm
36mm
Thickness
n/a
9.7mm
Water Resistance
100m
300m
highest
MSRP
$379
lowest
$515
Movement
Quartz
Quartz
Case
4 specsCrystal & Dial
4 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Blok Watches Blok 38 owners and reviewers praise its tool watch ethos and suitability for teaching children time, highlighting its functional rotating bezel with minute markers and screw-down crown for water resistance. The 38mm quartz watch is noted for its Swiss nylon polymer case with a steel core, recycled MIL-SPEC nylon band, and a reasonable price point for its intended purpose. Some owners find the Velcro strap less than ideal but anticipate improved replacements. One reviewer noted the crystal fell out quickly, leading to costly repairs and the watch ceasing to function. Overall, owners rate the Blok Watches Blok 38 highly for its innovative dial and bezel design that effectively teaches children time, despite some durability concerns.
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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