Side by side

Jack Mason CantonvsSpinnaker Croft 39 GMT

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

Canton
Jack MasonCanton
MSRP $1,399
Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445

At a glance

9 of 29 specs differ
Diameter
Canton39mm
Croft 39 GMT39mm
Power Reserve
Canton68h
Croft 39 GMT40h
Water Resistance
Canton150m
Croft 39 GMT100m
MSRP
Canton$1,399
Croft 39 GMT$445

Full specifications

Case

5 specs
Category
GMT
Thickness
10.8mm
13mm
Lug-to-Lug
46mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
150m
100m

Crystal & Dial

1 specs
Dial Color
Black
Red

Movement

2 specs
Caliber
La Joux Perret G100
Seiko NH34A
Power Reserve
68h
40h

Pricing

1 specs
MSRP
$1,399
$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.

Jack Mason Canton

The Jack Mason Canton is praised for its high-quality finishing, sophisticated appearance, and robust build, with owners finding it stunning in person and noting its scratch-resistant coating holds up well. Reviewers highlight its slim 10.8mm profile, hard-coated 39mm steel case with brushed and polished finishes, and a sunray dial with applied markers featuring Super-LumiNova. The La Joux Perret G100 automatic movement is a point of appreciation for its 68-hour power reserve and accuracy reported between ±7 sec/day and losing about 5 seconds per day. Owners also commend its versatile, simple design, comfortable wearability, and the option of an upgraded bracelet, with some finding its overall build and movement comparable to more expensive timepieces. However, some find the polished center links unappealing and the design a bit boring, while others feel the case proportions are stubby with short lugs.

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.

From video reviewers

The 39mm case size is a strength for wearability on smaller wrists. Reviewers noted the Seiko NH34 GMT movement as a positive feature. Reviewers questioned if the watch was the best value proposition against its competition.

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