Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsBell & Ross BR-05 Diamond

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

OSAR-D (Original SAR with Date) Automatic 46mm
MarathonOSAR-D (Original SAR with Date) Automatic 46mm
MSRP $2,500
BR-05 Diamond
Bell & RossBR-05 Diamond
MSRP $24,829

At a glance

19 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
BR-05 Diamond40mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
BR-05 Diamond
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
BR-05 Diamond100m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
BR-05 Diamond$24,829

Full specifications

Case

9 specs
Category
Diver
Diameter
46mm
40mm
Thickness
13mm
Lug-to-Lug
43.5mm
Lug Width
18mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Indices
Applied
Applied indices
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
Sellita SW220-1
BR-CAL.321
Beat Rate
28,800 vph
Power Reserve
40h
Jewels
25
Complications
None
Hours/Minutes, Seconds, Date

Pricing

1 specs
MSRP
$2,500
$24,829

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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.

Bell & Ross BR-05 Diamond

Owners widely praise the Bell & Ross BR-05 Diamond's design and build quality, noting its comfortable wearability and a less derivative appearance in person. The contrast between brushed and polished finishes, along with the blue sunray dial, contributes to its appeal as a versatile integrated steel sports watch. Some owners, however, find the crown to be a bit fussy and criticize the high price relative to the SW300-1 movement. On balance, owners rate the Bell & Ross BR-05 Diamond highly for its striking design and versatile wearability.

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