Which is cheaper, the Marathon OSAR-D (Original SAR with Date) Automatic 46mm or the Bremont Altitude 39 Date?

At MSRP the Marathon OSAR-D (Original SAR with Date) Automatic 46mm is the cheaper of the two at $2,500, against $4,250 for the Bremont Altitude 39 Date — a $1,750 gap before any retailer discounting.

Which is bigger, the Marathon OSAR-D (Original SAR with Date) Automatic 46mm or the Bremont Altitude 39 Date?

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm wears larger at 46mm versus 39mm for the Bremont Altitude 39 Date — a 7mm difference across the dial.

What movement does the Marathon OSAR-D (Original SAR with Date) Automatic 46mm run compared to the Bremont Altitude 39 Date?

Both watches run automatic movements — the Marathon OSAR-D (Original SAR with Date) Automatic 46mm uses the Sellita SW220-1 and the Bremont Altitude 39 Date uses the BE-92AE.

Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsBremont Altitude 39 Date

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

Marathon OSAR-D (Original SAR with Date) Automatic 46mm

46mm-original-sar-w-date-on-3-piece-rubber-strap-kit-osar-d

MSRP $2,500

Bremont Altitude 39 Date

alt39-dt-ss-si-l-s

MSRP $4,250

At a glance

10 of 29 specs differ

Diameter

OSAR-D (Original SAR with Date) Automatic 46mm46mm

Altitude 39 Date39mm

Power Reserve

OSAR-D (Original SAR with Date) Automatic 46mm40h

Altitude 39 Date40h

Water Resistance

OSAR-D (Original SAR with Date) Automatic 46mm300m

Altitude 39 Date100m

MSRP

OSAR-D (Original SAR with Date) Automatic 46mm$2,500

Altitude 39 Date$4,250

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

Black

Silver

Movement

1 specs

Caliber

Sellita SW220-1

BE-92AE

Pricing

1 specs

MSRP

$2,500

$4,250

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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 46mm

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm is widely regarded as a rugged and legible timepiece, featuring a familiar geometric dial with MaraGlo lume and a white dial with applied hour markers that enhance legibility. Owners and reviewers note its 300-meter water resistance and the reliable Swiss-made Sellita SW200-1 automatic movement with improved shock protection. The watch is described as large, thick, and heavy, with some owners finding it comfortable on the wrist while others note its substantial presence, particularly at a table. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 46mm for its rugged build and excellent legibility.

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Bremont Altitude 39 Date

Owners and reviewers widely praise the Bremont Altitude 39 Date as a sleek, legible, and everyday-suited pilot's watch, noting its comfortable 39mm 904L steel case and clean dial design. The La Joux-Perret G100 movement is recognized for its 68-hour power reserve and smooth winding feel. Some owners note the bracelet lacks micro-adjustments. On balance, the consensus is that the Bremont Altitude 39 Date is highly regarded for its refined finishing and wearability at 39mm.

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