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.

Hamilton Jazzmaster Performer Auto at true scale

Jazzmaster Performer Auto

Knot Watches AT-38 at true scale

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 specs
Diameter
34mm
38mm
Thickness
n/a
10mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

1 specs
Dial Color
Blue
Navy

Movement

2 specs
Caliber
Hamilton H-10
Miyota 9015
Power Reserve
80h
45h

Pricing

1 specs
MSRP
$1,245
$444
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton Jazzmaster Performer Auto

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 AT-38

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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