Side by side

Bell & Ross BR-X1 TOURBILLON SAPPHIRE CHRONOGRAPHvsFortis Marinemaster M-44

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

BR-X1 TOURBILLON  SAPPHIRE CHRONOGRAPH
Bell & RossBR-X1 TOURBILLON SAPPHIRE CHRONOGRAPH
MSRP $486,000
Marinemaster M-44
FortisMarinemaster M-44
MSRP $5,120

At a glance

20 of 29 specs differ
Diameter
BR-X1 TOURBILLON SAPPHIRE CHRONOGRAPH45mm
Marinemaster M-4444mm
Power Reserve
BR-X1 TOURBILLON SAPPHIRE CHRONOGRAPH
Marinemaster M-4438h
Water Resistance
BR-X1 TOURBILLON SAPPHIRE CHRONOGRAPH
Marinemaster M-44300m
MSRP
BR-X1 TOURBILLON SAPPHIRE CHRONOGRAPH$486,000
Marinemaster M-44$5,120

Full specifications

Case

8 specs
Category
Chronograph
Diver
Diameter
45mm
44mm
Thickness
14mm
Lug Width
22mm
Material
Sapphire
Stainless Steel
Finish
Brushed and polished
Water Resistance
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

6 specs
Caliber
BR-CAL.285
Sellita SW220-1
Type
Manual
Automatic
Beat Rate
28,800 vph
Power Reserve
38h
Jewels
26
Complications
Hours/Minutes, Chronograph, Power Reserve Indicator, Tourbillon
None

Pricing

1 specs
MSRP
$486,000
$5,120

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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-X1 TOURBILLON SAPPHIRE CHRONOGRAPH

The Bell & Ross BR-X1 TOURBILLON SAPPHIRE CHRONOGRAPH is noted for its modern, Transformer-like 45mm case and superb, qualitative finishing on its skeletonized sapphire dial. The manually wound BR-CAL.283 movement offers a 4-day power reserve. However, the movement's use of a Dubois-Depraz module over an ETA base is a point of consideration against competitors with in-house calibers, and the watch carries a high price point, with limited editions ranging from $163,000 to $238,000. Overall, reviewers highlight the Bell & Ross BR-X1 TOURBILLON SAPPHIRE CHRONOGRAPH's impressive finishing and unique aesthetic as key strengths, despite its considerable cost and modular movement construction.

Fortis Marinemaster M-44

The Fortis Marinemaster M-44 is praised for its excellent build quality and wearability, featuring a highly legible dial and a COSC-certified Kenissi-based movement that ran at 0 seconds per day. Owners appreciate its 70-hour power reserve and the inclusion of multiple straps and a deployant buckle, noting its gorgeous appearance and great wrist presence. A minor point raised is the 21mm lug width, with a wish for it to be 22mm. The Fortis Marinemaster M-44 is priced at $4,150. Overall, owners and reviewers rate the Fortis Marinemaster M-44 highly for its robust specifications and comfortable wearability at its price point.

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