Side by side

Bell & Ross BR-X1 TOURBILLON ROSE GOLD DIAMONDSvsBremont ALT1-C

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

BR-X1 TOURBILLON  ROSE GOLD DIAMONDS
Bell & RossBR-X1 TOURBILLON ROSE GOLD DIAMONDS
MSRP $216,000
ALT1-C
BremontALT1-C
MSRP $6,150

At a glance

19 of 29 specs differ
Diameter
BR-X1 TOURBILLON ROSE GOLD DIAMONDS45mm
ALT1-C43mm
Power Reserve
BR-X1 TOURBILLON ROSE GOLD DIAMONDS
ALT1-C40h
Water Resistance
BR-X1 TOURBILLON ROSE GOLD DIAMONDS100m
ALT1-C100m
MSRP
BR-X1 TOURBILLON ROSE GOLD DIAMONDS$216,000
ALT1-C$6,150

Full specifications

Case

7 specs
Category
Chronograph
Diameter
45mm
43mm
Thickness
16mm
Lug Width
22mm
Material
Rose Gold
316L Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Grey
Regular length (15cm - 19cm wrist size)
Indices
Applied indices
Applied
Lume
Super-LumiNova
None

Movement

6 specs
Caliber
BR-CAL.283
BE-50AE
Type
Manual
Automatic
Beat Rate
28,800 vph
Power Reserve
40h
Jewels
25
Complications
Hours/Minutes, Chronograph, Power Reserve Indicator, Tourbillon
None

Pricing

1 specs
MSRP
$216,000
$6,150

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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 ROSE GOLD DIAMONDS

The Bell & Ross BR-X1 TOURBILLON ROSE GOLD DIAMONDS is a luxurious, technically advanced timepiece with a modern, drone-inspired design and a skeletonized movement. Owners and reviewers highlight its unique, Transformer-like evolution of the BR 01, featuring switch-style or rocker-style chronograph pushers and a diamond-set bezel that some describe as fitting for a Bond villain. The watch houses a manually wound caliber BR-CAL.283 movement with a 4-day power reserve, operating at 3Hz, and includes time, subsidiary seconds via the tourbillon, a 30-minute monopusher chronograph, and a power reserve indicator. While the overall quality is high and the rose gold trim transforms it into an elegant watch, one reviewer notes its base movement is not in-house. On balance, the Bell & Ross BR-X1 TOURBILLON ROSE GOLD DIAMONDS is highly regarded for its futuristic design and precious materials.

Bremont ALT1-C

Owners widely praise the Bremont ALT1-C for its flawless brushed case finish, attractive cream dial with excellent contrast from anthracite sub-dials, and comfortable, balanced wearability. The watch features a well-finished strap and a movement that is a joy to wind, with precise chronograph operation. Reviewers note refined feuille hands and polished Arabic numerals with a golden tinge, balancing ruggedness with elegance. The Bremont ALT1-C averages +3 seconds per day, though one reviewer flags its 16mm height as less than ideal for under-cuff wear and describes the date window as narrow. The modified Valjoux 7750 movement's rotor spin is noticeable. Overall, owners rate the Bremont ALT1-C highly for its refined aesthetics and enjoyable user experience.

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