Side by side

Bell & Ross BR-01 Cyber Skull BronzevsMaen Grand Tonneau Ultra Thin

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

BR-01 Cyber Skull Bronze
Bell & RossBR-01 Cyber Skull Bronze
MSRP $12,852
Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519

At a glance

19 of 29 specs differ
Diameter
BR-01 Cyber Skull Bronze45mm
Grand Tonneau Ultra Thin34mm
Power Reserve
BR-01 Cyber Skull Bronze
Grand Tonneau Ultra Thin40h
Water Resistance
BR-01 Cyber Skull Bronze50m
Grand Tonneau Ultra Thin50m
MSRP
BR-01 Cyber Skull Bronze$12,852
Grand Tonneau Ultra Thin$1,519

Full specifications

Case

7 specs
Category
Skeleton
Dress
Diameter
45mm
34mm
Thickness
13.7mm
6.4mm
Lug-to-Lug
45mm
Material
Bronze
316L Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Bronze
MNL.04
Indices
Applied
Lume
Super-LumiNova
None

Movement

6 specs
Caliber
BR-CAL.210
Type
Manual
Automatic
Beat Rate
28,800 vph
Power Reserve
40h
Jewels
25
Complications
Hours/Minutes
None

Pricing

1 specs
MSRP
$12,852
$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.

Bell & Ross BR-01 Cyber Skull Bronze

The Bell & Ross BR-01 Cyber Skull Bronze is a limited edition of 500 pieces featuring a sculpted, faceted bronze case and a rose gold-plated skull dial that exposes the movement's balance and barrel. Its manually wound movement includes an animated jaw that moves when wound, and it is priced at EUR 11,900. Some find its design "hideous" and "weird to look at," questioning its value, while others describe it as "disruptive," "bold," and a "badass timepiece." One owner initially disliked its unique time display but grew to appreciate it as a lovely and interesting mechanical timepiece that mimics a digital look. On balance, owners and reviewers are divided on the Bell & Ross BR-01 Cyber Skull Bronze's polarizing design, with strong opinions ranging from admiration for its boldness to criticism of its aesthetic.

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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