Side by side

Maen Grand Tonneau Jump HourvsSpinnaker Dumas GMT

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

Grand Tonneau Jump Hour
MaenGrand Tonneau Jump Hour
MSRP $999
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

9 of 29 specs differ
Diameter
Grand Tonneau Jump Hour34mm
Dumas GMT44mm
Power Reserve
Grand Tonneau Jump Hour40h
Dumas GMT40h
Water Resistance
Grand Tonneau Jump Hour50m
Dumas GMT300m
MSRP
Grand Tonneau Jump Hour$999
Dumas GMT$399

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
34mm
44mm
Thickness
9.7mm
15mm
Lug-to-Lug
48mm
Lug Width
22mm
Water Resistance
50m
300m

Crystal & Dial

1 specs
Dial Color
MNL.01
Blue

Movement

1 specs
Caliber
Seiko NH34A

Pricing

1 specs
MSRP
$999
$399

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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.

Maen Grand Tonneau Jump Hour

Owners widely praise the Maen Grand Tonneau Jump Hour for its unique style and accessible price point for a jump hour complication, with one owner finding the red dial variant looks and wears great. However, some find the hour and minute windows, particularly the minute window, too small and the font illegible, impacting legibility. Criticism also centers on the use of a Chinese Seagull movement in a watch priced over $1,000, leading some to label it a "fashion watch" and a "scam," while others note it is selling for significantly over its original price and is not worth it. On balance, owners are split on the Maen Grand Tonneau Jump Hour, with its unique design and value proposition countered by concerns over legibility and movement choice at its price point.

From video reviewers

The watch is praised for its ultra-thin profile and classic design. Reviewers noted the unique jumping hour complication.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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