Side by side

CWC Automatic Divers Watch Mk.2 BlackvsSeestern Sub 300 V4

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

Automatic Divers Watch Mk.2 Black
CWCAutomatic Divers Watch Mk.2 Black
MSRP $1,249
Sub 300 V4
SeesternSub 300 V4
MSRP $10

At a glance

16 of 29 specs differ
Diameter
Automatic Divers Watch Mk.2 Black41mm
Sub 300 V442mm
Power Reserve
Automatic Divers Watch Mk.2 Black40h
Sub 300 V441h
Water Resistance
Automatic Divers Watch Mk.2 Black300m
Sub 300 V4200m
MSRP
Automatic Divers Watch Mk.2 Black$1,249
Sub 300 V4$10

Full specifications

Case

7 specs
Diameter
41mm
42mm
Thickness
12mm
13mm
Lug-to-Lug
47mm
46mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed + Sandblasted
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
CWC Automatic Divers Watch Mk.2 Black (SF300 AS120)
Orange
Lume
Super-LumiNova
Japan Lume (blue glow)

Movement

5 specs
Caliber
Sellita SW200-1
Seiko NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
40h
41h
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$1,249
$10

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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.

CWC Automatic Divers Watch Mk.2 Black

Owners widely praise the CWC Automatic Divers Watch Mk.2 Black for its brushed chapter ring, precise 120-click bezel, clear sapphire crystal, excellent case finishing, and significantly improved lume. The watch is considered a terrific value with solid construction. Some owners express a preference for a matte finish for a more tool-like appearance, though polished versions offer a dressier look and easier scratch removal. On balance, owners rate the CWC Automatic Divers Watch Mk.2 Black highly for its tool-like features and excellent value.

From video reviewers

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

Seestern Sub 300 V4

Owners widely praise the Seestern Sub 300 V4 for its terrific fit and finish and surprising little touches at its $179 price, noting top-notch case, dial, bezel, and crystal. The bracelet is considered nice enough for the price point, and the watch is powered by the solid and reliable Seiko NH35 movement. Some owners report that the polished sides of the case show signs of wear. Overall, owners rate the Seestern Sub 300 V4 highly for its excellent case, dial, and bezel finishing at the price.

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