Side by side

Jack Mason CantonvsSpinnaker Fleuss GMT

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

Canton
Jack MasonCanton
MSRP $1,399
Fleuss GMT
SpinnakerFleuss GMT
MSRP $299

At a glance

10 of 29 specs differ
Diameter
Canton39mm
Fleuss GMT43mm
Power Reserve
Canton68h
Fleuss GMT40h
Water Resistance
Canton150m
Fleuss GMT150m
MSRP
Canton$1,399
Fleuss GMT$299

Full specifications

Case

6 specs
Category
GMT
Diameter
39mm
43mm
Thickness
10.8mm
13mm
Lug-to-Lug
46mm
51mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

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

Pricing

1 specs
MSRP
$1,399
$299

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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 Fleuss GMT

Owners widely praise the Spinnaker Fleuss GMT for its aesthetic appeal, comfortable and light wearability, and value, especially when discounted. The textured blue dial, applied lumed markers, and sapphire crystal with AR coating are highlighted as stunning features. Owners also note the dial is very well lumed and the bracelet has helpful quick-release tabs. However, the 43.3mm case size is criticized by some as being too large, and the Beads of Rice bracelet is described as "jingly jangly" with a pressed clasp and a clasp that isn't finely finished. Some users flag the internal bezel rotates too easily. Overall, owners rate the Spinnaker Fleuss GMT highly for its aesthetic success and value at its affordable price point.

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