Side by side

Marathon Arctic OSAR 41mm AutomaticvsBell & Ross BR-X3 TOURBILLON MICRO-ROTOR

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

Arctic OSAR 41mm Automatic
MarathonArctic OSAR 41mm Automatic
MSRP $1,800
BR-X3 TOURBILLON MICRO-ROTOR
Bell & RossBR-X3 TOURBILLON MICRO-ROTOR
MSRP $96,120

At a glance

19 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
BR-X3 TOURBILLON MICRO-ROTOR40mm
Power Reserve
Arctic OSAR 41mm Automatic40h
BR-X3 TOURBILLON MICRO-ROTOR52 hoursh
Water Resistance
Arctic OSAR 41mm Automatic300m
BR-X3 TOURBILLON MICRO-ROTOR50m
MSRP
Arctic OSAR 41mm Automatic$1,800
BR-X3 TOURBILLON MICRO-ROTOR$96,120

Full specifications

Case

9 specs
Category
Diver
Skeleton
Diameter
41mm
40mm
Thickness
13mm
9mm
Lug-to-Lug
43.5mm
Lug Width
18mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
50m
Caseback
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
Sellita SW220-1
BR-CAL.389
Beat Rate
28,800 vph
Power Reserve
40h
52 hoursh
Jewels
25
Complications
None
Hours/Minutes, Tourbillon

Pricing

1 specs
MSRP
$1,800
$96,120

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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.

Marathon Arctic OSAR 41mm Automatic

The Marathon Arctic OSAR 41mm Automatic is noted for its comfortable wearability on wrists under 7 inches, with one owner finding the 41mm size perfect. Accuracy observations vary, with one owner reporting a consistent +1 second per day and another noting -20 seconds per day. The watch features a Sellita automatic movement and has dimensions of 14mm thickness and a 48mm lug-to-lug. Overall, owners appreciate the Marathon Arctic OSAR 41mm Automatic for its comfortable fit and Marathon's overall appeal.

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.

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