Side by side

Bell & Ross BR-X2 tourbillon skeleton micro rotorvsFortis Marinemaster M-40

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

BR-X2 tourbillon skeleton micro rotor
Bell & RossBR-X2 tourbillon skeleton micro rotor
MSRP $74,520
Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520

At a glance

18 of 29 specs differ
Diameter
BR-X2 tourbillon skeleton micro rotor42.5mm
Marinemaster M-4040mm
Power Reserve
BR-X2 tourbillon skeleton micro rotor
Marinemaster M-4038h
Water Resistance
BR-X2 tourbillon skeleton micro rotor50m
Marinemaster M-40300m
MSRP
BR-X2 tourbillon skeleton micro rotor$74,520
Marinemaster M-40$3,520

Full specifications

Case

7 specs
Category
Skeleton
Diver
Diameter
42.5mm
40mm
Thickness
13mm
Lug Width
21mm
Finish
Brushed and polished
Water Resistance
50m
300m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Skeleton
Orange
Indices
Applied indices
Applied
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
BR-CAL.381
Sellita SW220-1
Beat Rate
28,800 vph
Power Reserve
38h
Jewels
26
Complications
Hours/Minutes, Tourbillon
None

Pricing

1 specs
MSRP
$74,520
$3,520

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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-X2 tourbillon skeleton micro rotor

The Bell & Ross BR-X2 tourbillon skeleton micro rotor is praised for its novel design, integrating the case and movement into a single sapphire crystal structure. Owners find the 42.5mm watch comfortable for daily wear and note its masculine appeal. Reviewers flag that the satin-finished hands can blend too much with the dial, impacting legibility.

Fortis Marinemaster M-40

Owners praise the Fortis Amber Orange for its gorgeous appearance and strong wrist presence, noting its crazy lume and 70-hour power reserve. The Doxa SUB 300T, described as having a superb, eccentric design with a highly legible dial and functional no-decompression bezel, uses an ETA 2824-2 movement. However, the SUB 300T's 42.5mm case wears large and its 14mm thickness is not ideal for dress shirts, though it boasts 1,200m water resistance. On balance, owners appreciate the Fortis Amber Orange for its striking aesthetics and impressive lume.

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