Side by side

Tuseno ShellbackvsZelos 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.

Tuseno Shellback

The build quality is cited as a significant strength. Availability is a weakness, with stock running low.

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
Shellback40mm
Comet 3939mm
Power Reserve
Shellback
Comet 39
Water Resistance
Shellback200m
Comet 3950m
MSRP
Shellback$840
Comet 39$2,499

Full specifications

Case

6 specs
Category
Dress
Diameter
40mm
39mm
Thickness
11.9mm
7.6mm
Lug-to-Lug
47mm
39mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Yellow
Tantalum LE
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW200-1
ETA/Peseux 7001
Type
Automatic
Manual
Power Reserve
0h

Pricing

1 specs
MSRP
$840
$2,499
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