Side by side

Hamilton Jazzmaster Seaview Auto ChronovsSpinnaker Dumas Automatic

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

Jazzmaster Seaview Auto Chrono
HamiltonJazzmaster Seaview Auto Chrono
MSRP $2,045
Dumas Automatic
SpinnakerDumas Automatic
MSRP $239

At a glance

8 of 29 specs differ
Diameter
Jazzmaster Seaview Auto Chrono44mm
Dumas Automatic44mm
Power Reserve
Jazzmaster Seaview Auto Chrono40h
Dumas Automatic40h
Water Resistance
Jazzmaster Seaview Auto Chrono100m
Dumas Automatic300m
MSRP
Jazzmaster Seaview Auto Chrono$2,045
Dumas Automatic$239

Full specifications

Case

5 specs
Category
Chronograph
Diver
Thickness
14.95mm
15mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

1 specs
Caliber
No caliber
SII NH35A

Pricing

1 specs
MSRP
$2,045
$239

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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.

Hamilton Jazzmaster Seaview Auto Chrono

Owners report that after seven years of daily wear, the Hamilton Jazzmaster Seaview Auto Chrono began gaining approximately 15 seconds per day, requiring a service. Post-service, accuracy improved to +/- 4 seconds per day, and a case replacement was included in a $220 plus tax service cost. One owner finds the Hamilton Jazzmaster Seaview Auto Chrono attractive with its sapphire bezel, clean dial, and polished/brushed finishing. On balance, owners value the watch's aesthetics and finishing, though one owner considers its retail price too high for a quartz model.

Spinnaker Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

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