Side by side

Bell & Ross BR-X3 TOURBILLON MICRO-ROTORvsSpinnaker Cahill Automatic

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
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

19 of 29 specs differ
Diameter
BR-X3 TOURBILLON MICRO-ROTOR40mm
Cahill Automatic42mm
Power Reserve
BR-X3 TOURBILLON MICRO-ROTOR52 hoursh
Cahill Automatic40h
Water Resistance
BR-X3 TOURBILLON MICRO-ROTOR50m
Cahill Automatic200m
MSRP
BR-X3 TOURBILLON MICRO-ROTOR$96,120
Cahill Automatic$350

Full specifications

Case

9 specs
Category
Skeleton
Diver
Diameter
40mm
42mm
Thickness
9mm
13.7mm
Lug-to-Lug
51mm
Lug Width
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
50m
200m
Caseback
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
BR-CAL.389
SII NH35A
Beat Rate
28,800 vph
Power Reserve
52 hoursh
40h
Jewels
25
Complications
Hours/Minutes, Tourbillon
None

Pricing

1 specs
MSRP
$96,120
$350

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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.

Spinnaker Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

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