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Hamilton Jazzmaster Maestro Auto ChronovsZelos Comet 39

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

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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 Maestro Auto Chrono

Owners widely praise the Hamilton Jazzmaster Maestro Auto Chrono for its dramatic quality and attention to detail, with its versatile design suitable for dressing up or down. Timekeeping is generally good, with one owner reporting gains of no more than 5 seconds per day, and another noting their 7750-based movement has kept time within 10 seconds per day even after 15 years without service. Some owners find the lack of a second hand a dealbreaker, and the 45mm size may not fit comfortably under sleeves. Concerns exist regarding potentially high maintenance costs and intervals. Overall, owners rate the Hamilton Jazzmaster Maestro Auto Chrono highly for its bulletproof build and classic, dressy appearance at an accessible price point.

From video reviewers

The automatic chronograph movement is a noted strength. The style is also highlighted as an enticing attribute. Reviewers question its ability to compete with luxury watches at a similar price point.

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.

At a glance

13 of 29 specs differ
Diameter
Jazzmaster Maestro Auto Chrono41mm
Comet 3939mm
Power Reserve
Jazzmaster Maestro Auto Chrono60h
Comet 39
Water Resistance
Jazzmaster Maestro Auto Chrono100m
Comet 3950m
MSRP
Jazzmaster Maestro Auto Chrono$2,275
Comet 39$2,499

Full specifications

Case

7 specs
Category
Chronograph
Dress
Diameter
41mm
39mm
Thickness
15.1mm
7.6mm
Lug-to-Lug
0mm
39mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Silver
Tantalum LE

Movement

3 specs
Caliber
Hamilton H-21
ETA/Peseux 7001
Type
Automatic
Manual
Power Reserve
60h
0h

Pricing

1 specs
MSRP
$2,275
$2,499
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