Which is cheaper, the Marathon OSAR-D (Original SAR with Date) Automatic 41mm or the Bell & Ross BR-X2 tourbillon skeleton micro rotor?

At MSRP the Marathon OSAR-D (Original SAR with Date) Automatic 41mm is the cheaper of the two at $1,800, against $74,520 for the Bell & Ross BR-X2 tourbillon skeleton micro rotor — a $72,720 gap before any retailer discounting.

Which is bigger, the Marathon OSAR-D (Original SAR with Date) Automatic 41mm or the Bell & Ross BR-X2 tourbillon skeleton micro rotor?

The Bell & Ross BR-X2 tourbillon skeleton micro rotor wears larger at 42.5mm versus 41mm for the Marathon OSAR-D (Original SAR with Date) Automatic 41mm — a 1.5mm difference across the dial.

Which has better water resistance, the Marathon OSAR-D (Original SAR with Date) Automatic 41mm or the Bell & Ross BR-X2 tourbillon skeleton micro rotor?

The Marathon OSAR-D (Original SAR with Date) Automatic 41mm is rated to 300m versus 50m for the Bell & Ross BR-X2 tourbillon skeleton micro rotor.

What movement does the Marathon OSAR-D (Original SAR with Date) Automatic 41mm run compared to the Bell & Ross BR-X2 tourbillon skeleton micro rotor?

Both watches run automatic movements — the Marathon OSAR-D (Original SAR with Date) Automatic 41mm uses the Sellita SW220-1 and the Bell & Ross BR-X2 tourbillon skeleton micro rotor uses the BR-CAL.381.

Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsBell & Ross BR-X2 tourbillon skeleton micro rotor

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

Marathon OSAR-D (Original SAR with Date) Automatic 41mm

41mm-original-sar-w-date-osar-d

MSRP $1,800

Bell & Ross BR-X2 tourbillon skeleton micro rotor

10746135314699

MSRP $74,520

At a glance

20 of 29 specs differ

Diameter

OSAR-D (Original SAR with Date) Automatic 41mm41mm

BR-X2 tourbillon skeleton micro rotor42.5mm

Power Reserve

OSAR-D (Original SAR with Date) Automatic 41mm40h

BR-X2 tourbillon skeleton micro rotor—

Water Resistance

OSAR-D (Original SAR with Date) Automatic 41mm300m

BR-X2 tourbillon skeleton micro rotor50m

MSRP

OSAR-D (Original SAR with Date) Automatic 41mm$1,800

BR-X2 tourbillon skeleton micro rotor$74,520

Full specifications

Case

9 specs

Crystal & Dial

5 specs

Crystal Shape

Flat

—

AR Coating

Inner

Underside

Dial Color

Black

Skeleton

Indices

Applied

Applied indices

Lume

None

Super-LumiNova

Movement

5 specs

Caliber

Sellita SW220-1

BR-CAL.381

Beat Rate

28,800 vph

—

Power Reserve

40h

—

Jewels

—

Complications

None

Hours/Minutes, Tourbillon

Pricing

1 specs

MSRP

$1,800

$74,520

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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 OSAR-D (Original SAR with Date) Automatic 41mm

The Marathon OSAR-D (Original SAR with Date) Automatic 41mm is noted for its highly legible white dial with applied hour markers and a functional date magnifier, emphasizing its tool-watch purpose. Its Swiss-made Sellita SW200-1 movement is considered reliable and serviceable. One reviewer found the bracelet lacked refinement and preferred the rubber strap option. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 41mm for its excellent legibility and robust movement.

Fratello

A Blog to Watch

Bell & Ross BR-X2 tourbillon skeleton micro rotor

The Bell & Ross BR-X2 tourbillon skeleton micro rotor is praised for its novel design, integrating the case and movement into a single sapphire crystal structure. Owners find the 42.5mm watch comfortable for daily wear and note its masculine appeal. Reviewers flag that the satin-finished hands can blend too much with the dial, impacting legibility.

A Blog to Watch

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