Bremont Supermarine 300MvsCWC Automatic Divers Watch Mk.2 Black

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Bremont Supermarine 300M at true scale

Supermarine 300M

CWC Automatic Divers Watch Mk.2 Black at true scale

Automatic Divers Watch Mk.2 Black

Diameter

40mm

41mm

Lug-to-Lug

n/a

47mm

Thickness

12mm

n/a

Water Resistance

300m

300m

MSRP

$3,550

$1,249

lowest

Movement

Bremont BE-92AE

Sellita SW200-1

Case

4 specs
Diameter
40mm
41mm
Thickness
12mm
n/a
Lug-to-Lug
n/a
47mm
Material
904L Stainless Steel
Stainless Steel

Crystal & Dial

2 specs
Dial Color
Green
CWC Automatic Divers Watch Mk.2 Black (SF300 AS120)
Lume
None
Super-LumiNova

Movement

1 specs
Caliber
Bremont BE-92AE
Sellita SW200-1

Pricing

1 specs
MSRP
$3,550
$1,249
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Reviews

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 case, which some owners find wears well even on smaller wrists due to its lug design, outperforming some 40mm watches. One forum contributor notes the 40mm case is relatively compact for a 300m diver and is priced at $1375. A reviewer found the 40mm case comfortable. On balance, owners and reviewers appreciate the Bremont Supermarine 300M's wearable 40mm case size and comfortable wearability.

CWC Automatic Divers Watch Mk.2 Black

Owners widely praise the CWC Automatic Divers Watch Mk.2 Black for its excellent case finishing, clear sapphire crystal, and significantly improved lume compared to earlier models. The 120-click bezel action is consistently highlighted as perfect, and the 41mm case size is noted as wearing close to perfectly, with one reviewer specifically mentioning its modest 12mm thickness. Some owners prefer a matte finish for a more tool-like appearance, though polished versions offer a dressier look and easier scratch removal. Overall, owners rate the CWC Automatic Divers Watch Mk.2 Black highly for its build quality and legibility at the price.

From video reviewers

The bezel action is smooth. The price has increased due to popularity.