Hamilton Jazzmaster Performer AutovsKnot Watches AT-38


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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.

Jazzmaster Performer Auto

AT-38
Diameter
34mm
38mm
Thickness
n/a
10mm
Water Resistance
100m
highest
50m
Power Reserve
80h
highest
45h
MSRP
$1,245
$444
lowest
Movement
Hamilton H-10
Miyota 9015
Case
4 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Hamilton Jazzmaster Performer Auto for its classic, beautiful dial and superb case finishing, with a mix of brushed and polished surfaces that offer excellent value. Reviewers note the flatter crystal reduces light reflection and perceived chunkiness, making the 34mm case sit well on smaller wrists with a reasonable lug-to-lug distance. Some owners find the 80-hour power reserve a strong point, while others consider the movement unremarkable. One owner suggests the 34mm size might be small, and another finds it a bit pricey for what it is. On balance, owners and reviewers rate the Hamilton Jazzmaster Performer Auto highly for its attractive design and finishing at the price point.
Knot Watches Knot AT-38 owners praise its 38mm case size, 10mm case height, and 45mm lug-to-lug as fitting perfectly on smaller wrists, with one owner finding it surprisingly light and comfortable. The multi-layered Urushi lacquer dial, featuring gold applied via scraping, is described as stunning in person and a key aesthetic appeal, while the Miyota 9015 movement is considered good. Some owners note that Knot straps are too short for larger wrists and the strap width is slightly smaller than standard, preventing the use of preferred aftermarket options. On balance, owners rate the Knot Watches Knot AT-38 highly for its comfortable dimensions and the striking dial design at its price point.
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