Side by side

Hamilton Jazzmaster Slim AutovsZelos Comet 39

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Jazzmaster Slim Auto
HamiltonJazzmaster Slim Auto
MSRP $825
Comet 39
ZelosComet 39
MSRP $2,499

At a glance

12 of 29 specs differ
Diameter
Jazzmaster Slim Auto40mm
Comet 3939mm
Power Reserve
Jazzmaster Slim Auto50h
Comet 3940h
Water Resistance
Jazzmaster Slim Auto30m
Comet 3950m
MSRP
Jazzmaster Slim Auto$825
Comet 39$2,499

Full specifications

Case

6 specs
Diameter
40mm
39mm
Thickness
8.35mm
7.6mm
Lug-to-Lug
46mm
39mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
50m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Tantalum LE

Movement

3 specs
Caliber
No caliber
ETA/Peseux 7001
Type
Automatic
Manual
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$825
$2,499

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What people say

Owners + reviewers, side by side

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

Hamilton Jazzmaster Slim Auto

The Hamilton Jazzmaster Slim Auto is praised for its elegance, light weight, and impressive leather strap, offering a classy yet engaging aesthetic. Its thin 8mm profile, achieved partly by omitting a seconds hand and utilizing the ETA 2892 movement, contributes to its wearability. However, one owner notes the 44mm case size as being very large, and another finds it less appealing than vintage Hamilton models, though the black dial version is considered better looking. Overall, owners appreciate the Hamilton Jazzmaster Slim Auto for its slim profile and elegant design.

Zelos Comet 39

Owners widely praise the Zelos Comet 39 for its wearable 39mm size, thin profile under 10mm thanks to its manual-wind Sellita SW215 movement, and its captivating dial with a deep starburst effect. The winding action is described as a joy, and the watch is considered a stunner for its price, blending modern and vintage aesthetics. Some owners note frustration with Zelos's limited production runs leading to quick sell-outs. One owner found the logo childlike, while another experienced strap-rubbing issues with the short lugs, which were resolved with a Milanese bracelet. Overall, owners and reviewers rate the Zelos Comet 39 highly for its excellent value and striking dial design.

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