Side by side

Oris Big Crown ProPilot Big DatevsMaen Grand Tonneau Ultra Thin

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

Big Crown ProPilot Big Date
OrisBig Crown ProPilot Big Date
MSRP $2,600
Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519

At a glance

18 of 29 specs differ
Diameter
Big Crown ProPilot Big Date41mm
Grand Tonneau Ultra Thin34mm
Power Reserve
Big Crown ProPilot Big Date38 hoursh
Grand Tonneau Ultra Thin40h
Water Resistance
Big Crown ProPilot Big Date100m
Grand Tonneau Ultra Thin50m
MSRP
Big Crown ProPilot Big Date$2,600
Grand Tonneau Ultra Thin$1,519

Full specifications

Case

8 specs
Category
Pilot
Dress
Diameter
41mm
34mm
Thickness
6.4mm
Lug Width
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
50m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Blue
MNL.04
Indices
Applied

Movement

5 specs
Caliber
751
Beat Rate
4 vph
28,800 vph
Power Reserve
38 hoursh
40h
Jewels
26
25
Complications
Date
None

Pricing

1 specs
MSRP
$2,600
$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.

Oris Big Crown ProPilot Big Date

Owners and reviewers widely praise the Oris Big Crown ProPilot Big Date for its legible dial and comfortable 41mm size, with many noting its sharp, original design suitable for daily wear. Some reviewers flag the 38-hour power reserve as unimpressive for the price and suggest the movement's decoration could be improved, while others point out the "Big Date" complication is misleading and the bracelet lacks micro-adjustment. The cockpit-style clasp is a noted highlight. Overall, owners and reviewers rate the Oris Big Crown ProPilot Big Date highly for its legibility and comfortable wearability at its price point.

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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