Side by side

Maen Grand Tonneau Ultra ThinvsSugess MoonPhase Master S394

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
MoonPhase Master S394
SugessMoonPhase Master S394
MSRP $449

At a glance

13 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
MoonPhase Master S39440mm
Power Reserve
Grand Tonneau Ultra Thin40h
MoonPhase Master S39445h
Water Resistance
Grand Tonneau Ultra Thin50m
MoonPhase Master S39450m
MSRP
Grand Tonneau Ultra Thin$1,519
MoonPhase Master S394$449

Full specifications

Case

7 specs
Category
Dress
Chronograph
Diameter
34mm
40mm
Thickness
6.4mm
13mm
Lug-to-Lug
46mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel/Rose Gold
Caseback
Solid
Display

Crystal & Dial

1 specs
Dial Color
MNL.04
Case Black

Movement

4 specs
Caliber
Seagull ST21
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
45h
Complications
None
GMT, Chronograph, Moonphase, Date

Pricing

1 specs
MSRP
$1,519
$449

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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.

Sugess MoonPhase Master S394

Owners widely praise the Sugess MoonPhase Master S394 for its impressive value, offering multiple complications at a sub-$200 price point, with one owner highlighting its deep blue dial and applied markers. While one owner finds the 14mm thickness acceptable and wearable, another notes the included straps are subpar and the movement finishing is rough under magnification. The long lugs can also create a noticeable gap with the strap. On balance, owners rate the Sugess MoonPhase Master S394 highly for the significant complications and aesthetic appeal it delivers at its accessible price.

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