Side by side

Bremont Supermarine 300MvsYema Superman Dato CMM.10

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

Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
Superman Dato CMM.10
YemaSuperman Dato CMM.10
MSRP $1,777

At a glance

7 of 29 specs differ
Diameter
Supermarine 300M40mm
Superman Dato CMM.1039.5mm
Power Reserve
Supermarine 300M40h
Superman Dato CMM.1040h
Water Resistance
Supermarine 300M300m
Superman Dato CMM.10300m
MSRP
Supermarine 300M$3,550
Superman Dato CMM.10$1,777

Full specifications

Case

3 specs
Diameter
40mm
39.5mm
Thickness
12mm
11.85mm
Material
904L Stainless Steel
316L Stainless Steel

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Green
39.5mm Automatic

Movement

1 specs
Caliber
BE-92AE
Yema CMM.10

Pricing

1 specs
MSRP
$3,550
$1,777

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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.

Yema Superman Dato CMM.10

Owners widely praise the Yema Superman Dato CMM.10 for its excellent value and retro-inspired design, with particular appreciation for the tropical dial and faded bezel. The in-house CMM.10 movement is noted for its 70-hour power reserve and stated accuracy of +5/-3 seconds per day. Some owners find the strap uncomfortable on smaller wrists, and the bezel lock mechanism is considered flimsy by one reviewer. The CMM.10 movement is thicker than alternative micro-rotor movements. Overall, owners rate the Yema Superman Dato CMM.10 highly for its distinctive aesthetic and strong value proposition.

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