Side by side

Bell & Ross BR-X3 TOURBILLON MICRO-ROTORvsGrand Seiko SLGH017

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
SLGH017
Grand SeikoSLGH017
MSRP $10,500

At a glance

18 of 29 specs differ
Diameter
BR-X3 TOURBILLON MICRO-ROTOR40mm
SLGH01740mm
Power Reserve
BR-X3 TOURBILLON MICRO-ROTOR52 hoursh
SLGH01780h
Water Resistance
BR-X3 TOURBILLON MICRO-ROTOR50m
SLGH017100m
MSRP
BR-X3 TOURBILLON MICRO-ROTOR$96,120
SLGH017$10,500

Full specifications

Case

8 specs
Category
Skeleton
Dress
Thickness
9mm
11.7mm
Lug-to-Lug
47mm
Lug Width
22mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Water Resistance
50m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Yes
Dial Color
Skeleton
Black
Indices
Applied

Movement

5 specs
Caliber
BR-CAL.389
9SA5
Beat Rate
28,800 vph
Power Reserve
52 hoursh
80h
Jewels
25
Complications
Hours/Minutes, Tourbillon
None

Pricing

1 specs
MSRP
$96,120
$10,500

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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.

Grand Seiko SLGH017

Grand Seiko SLGH017 owners and reviewers widely praise its impeccable finishing on the applied markers and handset, and its lightweight titanium case and bracelet. The high-beat 9SA5 movement is noted for its approximately 80-hour power reserve, with accuracy figures reported by owners ranging from +4 sec/day to +5 to -3 seconds per day, though some owners express concerns about accuracy deviating significantly from specifications. Some find the "Night Birch" dial stunning and appreciate the Evo 9 case design, while others note the dial texture appears less pronounced on its matte black surface and criticize the handset's proportions and lack of lume. The Grand Seiko SLGH017 is priced at €10,500. On balance, owners and reviewers rate the Grand Seiko SLGH017 highly for its lightweight titanium construction and impeccable finishing.

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