Side by side

CWC E9 Automatic Diver WatchvsHamilton Jazzmaster Maestro Auto Chrono

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
Jazzmaster Maestro Auto Chrono
HamiltonJazzmaster Maestro Auto Chrono
MSRP $2,275
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.

Hamilton Jazzmaster Maestro Auto Chrono

Owners widely praise the Hamilton Jazzmaster Maestro Auto Chrono for its dramatic quality and attention to detail, with its versatile design suitable for dressing up or down. Timekeeping is generally good, with one owner reporting gains of no more than 5 seconds per day, and another noting their 7750-based movement has kept time within 10 seconds per day even after 15 years without service. Some owners find the lack of a second hand a dealbreaker, and the 45mm size may not fit comfortably under sleeves. Concerns exist regarding potentially high maintenance costs and intervals. Overall, owners rate the Hamilton Jazzmaster Maestro Auto Chrono highly for its bulletproof build and classic, dressy appearance at an accessible price point.

At a glance

10 of 29 specs differ
Diameter
E9 Automatic Diver Watch41mm
Jazzmaster Maestro Auto Chrono41mm
Power Reserve
E9 Automatic Diver Watch40h
Jazzmaster Maestro Auto Chrono60h
Water Resistance
E9 Automatic Diver Watch300m
Jazzmaster Maestro Auto Chrono100m
MSRP
E9 Automatic Diver Watch$1,391
Jazzmaster Maestro Auto Chrono$2,275

Full specifications

Case

5 specs
Category
Diver
Chronograph
Thickness
12mm
15.1mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
22mm
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
CWC E9 Automatic Diver Watch (SF300-E9 AS120)
Silver
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW200-1
H-21
Power Reserve
40h
60h

Pricing

1 specs
MSRP
$1,391
$2,275
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