Side by side

CWC E9 Automatic Diver WatchvsTudor Black Bay 54

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

E9 Automatic Diver Watch
CWCE9 Automatic Diver Watch
MSRP $1,391
Black Bay 54
TudorBlack Bay 54
MSRP $4,725

At a glance

16 of 29 specs differ
Diameter
E9 Automatic Diver Watch41mm
Black Bay 5437mm
Power Reserve
E9 Automatic Diver Watch40h
Black Bay 5470h
Water Resistance
E9 Automatic Diver Watch300m
Black Bay 54200m
MSRP
E9 Automatic Diver Watch$1,391
Black Bay 54$4,725

Full specifications

Case

6 specs
Diameter
41mm
37mm
Thickness
12mm
11.2mm
Lug-to-Lug
47mm
46mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
CWC E9 Automatic Diver Watch (SF300-E9 AS120)
Blue

Movement

6 specs
Caliber
Sellita SW200-1
MT5400
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$1,391
$4,725

Follow this matchup

Get a note when CWC E9 Automatic Diver Watch vs Tudor Black Bay 54 gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

CWC E9 Automatic Diver Watch

Owners widely praise the CWC E9 Automatic Diver Watch for its military-spec toughness and satisfyingly easy-to-wind crown, with one owner calling it a perfect reissue due to its thin case, small size, and legibility. Some owners appreciate its durability and value as a beater or summer watch, noting its solid bars are a military requirement and highlighting its significant wrist presence and unique "Jolly Roger" dial design. Critics find the CWC E9 Automatic Diver Watch overpriced for its mineral crystal and 60-click bezel, despite its military heritage and HAQ movement, and its luminous paint is noted as low glow. Overall, owners rate the CWC E9 Automatic Diver Watch highly for its military-spec toughness and wrist presence, despite some reservations about its value proposition.

Tudor Black Bay 54

The Tudor Black Bay 54 is widely praised for its compact 37mm size and thin 11.2mm case, offering surprising wrist presence and comfortable wearability with a vintage aesthetic. Reviewers highlight its robust 200-meter water resistance, clean design, and modern features without compromise, powered by Tudor's MT5400 movement with a 70-hour power reserve. One reviewer noted a preference for true vintage or more modern Tudor offerings over time. On balance, reviewers rate the Tudor Black Bay 54 highly for its faithful vintage design and comfortable, modern dive watch experience.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.