Hamilton Jazzmaster Performer AutovsSternglas Naos XS

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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

Sternglas Naos XS at true scale

Naos XS

Diameter

34mm

33mm

Lug-to-Lug

n/a

36mm

Thickness

n/a

6mm

Water Resistance

100m

highest

50m

Power Reserve

80h

n/a

MSRP

$1,245

$247

lowest

Movement

Hamilton H-10

Ronda 784

Case

5 specs
Diameter
34mm
33mm
Thickness
n/a
6mm
Lug-to-Lug
n/a
36mm
Lug Width
18mm
16mm
Water Resistance
100m
50m

Crystal & Dial

1 specs
Dial Color
Blue
n/a

Movement

4 specs
Caliber
Hamilton H-10
Ronda 784
Type
Automatic
Quartz
Power Reserve
80h
n/a
Jewels
0
n/a

Pricing

1 specs
MSRP
$1,245
$247
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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.

Sternglas Naos XS

Owners widely praise the Sternglas Naos XS for its simple, awesome design, domed sapphire crystal, and clean hands, with some finding its 33mm case size a perfect fit for tiny wrists. One owner recommends it as a durable, refined daily wear watch around $270, suitable for casual and formal occasions, though a third-party strap is suggested. Conversely, one owner found the Sternglas Naos XS underwhelming with a cheap feel and a face resembling a toy, noting it wears smaller than expected. Another owner of the automatic variant described the movement as a bit noisy. Overall, owners rate the Sternglas Naos XS highly for its refined design and suitability for smaller wrists, despite some reservations about its perceived build quality and movement noise.