Side by side

Maen Grand Tonneau Ultra ThinvsTudor Black Bay Ceramic

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
Black Bay Ceramic
TudorBlack Bay Ceramic
MSRP $6,125

At a glance

12 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
Black Bay Ceramic41mm
Power Reserve
Grand Tonneau Ultra Thin40h
Black Bay Ceramic70h
Water Resistance
Grand Tonneau Ultra Thin50m
Black Bay Ceramic200m
MSRP
Grand Tonneau Ultra Thin$1,519
Black Bay Ceramic$6,125

Full specifications

Case

8 specs
Category
Dress
Diver
Diameter
34mm
41mm
Thickness
6.4mm
14.4mm
Lug-to-Lug
46mm
Lug Width
22mm
Material
316L Stainless Steel
Ceramic
Water Resistance
50m
200m
Caseback
Solid
Engraved

Crystal & Dial

1 specs
Dial Color
MNL.04
Black

Movement

2 specs
Caliber
MT5602-1U
Power Reserve
40h
70h

Pricing

1 specs
MSRP
$1,519
$6,125

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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.

Tudor Black Bay Ceramic

The Tudor Black Bay Ceramic's matte ceramic case and bracelet offer a stealthy, scratch-proof aesthetic that shifts from anthracite to gray in light. Reviewers note its comfortable wearability, with one highlighting improved comfort over steel versions, and praise the METAS-certified MT5602-U movement. However, the sandblasted finishing is described as lacking contrast, and the bracelet's butterfly clasp omits on-the-fly adjustment. The PVD-treated steel bezel ring is also flagged as a potential wear-and-tear vulnerability. On balance, reviewers find the Tudor Black Bay Ceramic appealing for its unique ceramic construction and durable, stealthy finish, despite some functional limitations.

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