Side by side

Bremont Altitude 39 DatevsMaen Grand Tonneau Ultra Thin

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

Altitude 39 Date
BremontAltitude 39 Date
MSRP $4,250
Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519

At a glance

9 of 29 specs differ
Diameter
Altitude 39 Date39mm
Grand Tonneau Ultra Thin34mm
Power Reserve
Altitude 39 Date40h
Grand Tonneau Ultra Thin40h
Water Resistance
Altitude 39 Date100m
Grand Tonneau Ultra Thin50m
MSRP
Altitude 39 Date$4,250
Grand Tonneau Ultra Thin$1,519

Full specifications

Case

6 specs
Category
Pilot
Dress
Diameter
39mm
34mm
Thickness
11.19mm
6.4mm
Lug Width
20mm
Material
316L Stainless Steel (DLC coated)
316L Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

1 specs
Dial Color
Silver
MNL.04

Movement

1 specs
Caliber
BE-92AE

Pricing

1 specs
MSRP
$4,250
$1,519

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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.

Bremont Altitude 39 Date

Owners and reviewers widely praise the Bremont Altitude 39 Date as a sleek, legible, and everyday-suited pilot's watch, noting its comfortable 39mm 904L steel case and clean dial design. The La Joux-Perret G100 movement is recognized for its 68-hour power reserve and smooth winding feel. Some owners note the bracelet lacks micro-adjustments. On balance, the consensus is that the Bremont Altitude 39 Date is highly regarded for its refined finishing and wearability at 39mm.

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.

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