Side by side

Maen Grand Tonneau Ultra ThinvsGrand Seiko SLGW004

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

Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519
SLGW004
Grand SeikoSLGW004
MSRP $30,000

At a glance

12 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
SLGW00438.8mm
Power Reserve
Grand Tonneau Ultra Thin40h
SLGW00480h
Water Resistance
Grand Tonneau Ultra Thin50m
SLGW00430m
MSRP
Grand Tonneau Ultra Thin$1,519
SLGW004$30,000

Full specifications

Case

6 specs
Diameter
34mm
38.8mm
Thickness
6.4mm
10.4mm
Lug-to-Lug
43.7mm
Lug Width
19mm
Material
316L Stainless Steel
Gold
Water Resistance
50m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
MNL.04
Black

Movement

3 specs
Caliber
9SA4
Type
Automatic
Manual
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$1,519
$30,000

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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 Ultra Thin

Owners widely report the Maen Grand Tonneau Ultra Thin features a La Joux-Perret D101 manual-wind movement and a double-layer enamel dial. Some owners criticize the bracelet design and find the dial too small and lacking indices. One owner describes the Maen Grand Tonneau Ultra Thin as "hideous with a good movement." On balance, owners are divided on the Maen Grand Tonneau Ultra Thin, with some appreciating its movement and dial while others find its design unappealing.

Grand Seiko SLGW004

The Grand Seiko SLGW004 is praised for its elegant, faithful reissue design and impressive technical execution, featuring a new 9SA4 hi-beat manual-winding movement with an 80-hour power reserve and accuracy of -3/+5 seconds per day. Reviewers highlight the sharp case facets, double-signed dial, and beautifully decorated movement visible through the display caseback, along with an enjoyable winding experience. One reviewer noted a desire for better water resistance and expressed a dislike for the etched sapphire case back. Overall, reviewers rate the Grand Seiko SLGW004 highly for its elegant design and technically impressive movement.

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