Side by side

Hamilton Jazzmaster Seaview Auto ChronovsSpinnaker Croft 39 GMT

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
Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445

At a glance

9 of 29 specs differ
Diameter
Jazzmaster Seaview Auto Chrono44mm
Croft 39 GMT39mm
Power Reserve
Jazzmaster Seaview Auto Chrono40h
Croft 39 GMT40h
Water Resistance
Jazzmaster Seaview Auto Chrono100m
Croft 39 GMT100m
MSRP
Jazzmaster Seaview Auto Chrono$2,045
Croft 39 GMT$445

Full specifications

Case

6 specs
Category
Chronograph
GMT
Diameter
44mm
39mm
Thickness
14.95mm
13mm
Lug-to-Lug
46mm
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Dial Color
Black
Red

Movement

1 specs
Caliber
No caliber
Seiko NH34A

Pricing

1 specs
MSRP
$2,045
$445

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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 Croft 39 GMT

Owners praise the Spinnaker Croft 39 GMT for its colorful design, NH34 GMT movement, and reasonable price, noting high-standard manufacturing on the case, bezel, and bracelet. One owner finds the 43mm case and 51mm lug-to-lug dimensions too large for the design, preferring a 39-40mm case size. A potential issue with the lume was noted by one user. On balance, owners value the Spinnaker Croft 39 GMT for its attractive design and build quality at its price point, though sizing is a point of contention for some.

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