Side by side

Bremont Supermarine 300MvsZelos Comet 39

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

Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
Comet 39
ZelosComet 39
MSRP $2,499

At a glance

11 of 29 specs differ
Diameter
Supermarine 300M40mm
Comet 3939mm
Power Reserve
Supermarine 300M40h
Comet 3940h
Water Resistance
Supermarine 300M300m
Comet 3950m
MSRP
Supermarine 300M$3,550
Comet 39$2,499

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
40mm
39mm
Thickness
12mm
7.6mm
Lug-to-Lug
39mm
Material
904L Stainless Steel
316L Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Green
Tantalum LE

Movement

2 specs
Caliber
BE-92AE
ETA/Peseux 7001
Type
Automatic
Manual

Pricing

1 specs
MSRP
$3,550
$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.

Bremont Supermarine 300M

The Bremont Supermarine 300M is praised for its comfortable 40mm and 42mm case sizes, with owners noting the 42mm wears well on smaller wrists due to its lug design. One owner highlights the 13mm thinness of the 40mm case, considered compact for a 300m diver. The watch is priced at $1375. On balance, owners and reviewers appreciate the Bremont Supermarine 300M for its wearability and compact dimensions, especially for a dive watch.

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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