Side by side

Maen Grand Tonneau Ultra ThinvsLongines CONQUEST

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
CONQUEST
LonginesCONQUEST
MSRP $900

At a glance

22 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
CONQUEST29.5mm
Power Reserve
Grand Tonneau Ultra Thin40h
CONQUEST40h
Water Resistance
Grand Tonneau Ultra Thin50m
CONQUEST300m
MSRP
Grand Tonneau Ultra Thin$1,519
CONQUEST$900

Full specifications

Case

9 specs
Category
Dress
Diver
Diameter
34mm
29.5mm
Thickness
6.4mm
9.4mm
Lug-to-Lug
36.9mm
Lug Width
15mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
50m
300m
Caseback
Solid
Screw-down case back

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
MNL.04
Blue
Indices
Applied
Applied Arabic numerals and indexes
Lume
None
Super-LumiNova

Movement

7 specs
Caliber
L152.3
Type
Automatic
Quartz
Beat Rate
28,800 vph
25,200 vph
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$1,519
$900

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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.

Longines CONQUEST

Owners widely praise the Longines CONQUEST for its clean, versatile design, excellent build quality, and comfortable wearability, with many highlighting its exceptional value around $1700. Reviewers and owners consistently note the high-quality finishing and the buttery smooth hand-winding feel. Some owners report accuracy figures around -2s/day. Criticisms include a lack of micro-adjustment on the bracelet clasp, a date wheel that may not match the dial, and lume that could be improved, with one reviewer observing that only the black dial version appears to have lumed hands. One owner found the watch underwhelming in person. Overall, owners and reviewers rate the Longines CONQUEST highly for its elegant, everyday sports watch appeal and solid finishing at its price point.

From video reviewers

The sunray dials are a key visual upgrade. The lume application is a noted drawback. Reviewers disagreed on the bracelet's feel compared to the Tudor Jubilee.

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