Side by side

Bell & Ross BR-X3 TOURBILLON MICRO-ROTORvsFortis Marinemaster M-40

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

BR-X3 TOURBILLON MICRO-ROTOR
Bell & RossBR-X3 TOURBILLON MICRO-ROTOR
MSRP $96,120
Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520

At a glance

16 of 29 specs differ
Diameter
BR-X3 TOURBILLON MICRO-ROTOR40mm
Marinemaster M-4040mm
Power Reserve
BR-X3 TOURBILLON MICRO-ROTOR52 hoursh
Marinemaster M-4038h
Water Resistance
BR-X3 TOURBILLON MICRO-ROTOR50m
Marinemaster M-40300m
MSRP
BR-X3 TOURBILLON MICRO-ROTOR$96,120
Marinemaster M-40$3,520

Full specifications

Case

6 specs
Category
Skeleton
Diver
Thickness
9mm
13mm
Lug Width
21mm
Finish
Brushed and polished
Water Resistance
50m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Skeleton
Orange
Indices
Applied

Movement

5 specs
Caliber
BR-CAL.389
Sellita SW220-1
Beat Rate
28,800 vph
Power Reserve
52 hoursh
38h
Jewels
26
Complications
Hours/Minutes, Tourbillon
None

Pricing

1 specs
MSRP
$96,120
$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-X3 TOURBILLON MICRO-ROTOR

The Bell & Ross BR-X3 TOURBILLON MICRO-ROTOR is noted for its comfortable 40mm square case with well-rounded edges and a bold, artistic design. Reviewers highlight its wearable case that seamlessly integrates with the strap and a well-executed dial structure. The watch features a Kenissi-manufactured calibre with a 70-hour power reserve and COSC certification, though one source notes the absence of hour markers on the dial. The BR-X3 TOURBILLON MICRO-ROTOR is priced at $7,200 USD. Overall, reviewers praise the Bell & Ross BR-X3 TOURBILLON MICRO-ROTOR for its comfortable wearability and artistic dial execution.

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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