Side by side

Christopher Ward C1 Jump Hour Mk VvsCWC E9 Automatic Diver Watch

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

C1 Jump Hour Mk V
Christopher WardC1 Jump Hour Mk V
MSRP $3,295
E9 Automatic Diver Watch
CWCE9 Automatic Diver Watch
MSRP $1,391

At a glance

15 of 29 specs differ
Diameter
C1 Jump Hour Mk V47.3mm
E9 Automatic Diver Watch41mm
Power Reserve
C1 Jump Hour Mk V41h
E9 Automatic Diver Watch40h
Water Resistance
C1 Jump Hour Mk V30m
E9 Automatic Diver Watch300m
MSRP
C1 Jump Hour Mk V$3,295
E9 Automatic Diver Watch$1,391

Full specifications

Case

7 specs
Category
Diver
Diameter
47.3mm
41mm
Thickness
14mm
12mm
Lug-to-Lug
47.3mm
47mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished + Sandblasted
Brushed and polished
Water Resistance
30m
300m

Crystal & Dial

2 specs
Dial Color
Noon
CWC E9 Automatic Diver Watch (SF300-E9 AS120)
Lume
SLN C1 X1 BL
Super-LumiNova

Movement

5 specs
Caliber
SW200
Sellita SW200-1
Beat Rate
4 vph
28,800 vph
Power Reserve
41h
40h
Jewels
26
25
Complications
GMT, Moonphase
None

Pricing

1 specs
MSRP
$3,295
$1,391

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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.

Christopher Ward C1 Jump Hour Mk V

Owners and reviewers widely praise the spectacular lume application and the multi-level dial design of the Christopher Ward C1 Jump Hour Mk V, noting its crisp legibility and the innovative JJ01 jump-hour module. The 39mm case is described as compact with alternating brushed and polished finishing, and the dial features a radially grooved center with a sapphire minute track. Some find the 14mm thickness and $3k price point high, while accuracy is rated at approximately ±20 seconds per day. The watch utilizes a Sellita SW200-1 base with a 38-hour power reserve. Overall, owners and reviewers appreciate the striking dial design and jump-hour complication, despite some reservations about the thickness and accuracy.

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.

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