Side by side

Marathon Arctic OSAR 46mm AutomaticvsSpinnaker Bradner Pearl Diver

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

Arctic OSAR 46mm Automatic
MarathonArctic OSAR 46mm Automatic
MSRP $2,500
Bradner Pearl Diver
SpinnakerBradner Pearl Diver
MSRP $370

At a glance

8 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
Bradner Pearl Diver42mm
Power Reserve
Arctic OSAR 46mm Automatic40h
Bradner Pearl Diver40h
Water Resistance
Arctic OSAR 46mm Automatic300m
Bradner Pearl Diver180m
MSRP
Arctic OSAR 46mm Automatic$2,500
Bradner Pearl Diver$370

Full specifications

Case

5 specs
Diameter
46mm
42mm
Thickness
13mm
15mm
Lug-to-Lug
43.5mm
50mm
Lug Width
18mm
22mm
Water Resistance
300m
180m

Crystal & Dial

1 specs
Dial Color
White
Emerald

Movement

1 specs
Caliber
Sellita SW220-1
SII NH35A

Pricing

1 specs
MSRP
$2,500
$370

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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 46mm Automatic

Owners widely praise the Marathon Arctic OSAR 46mm Automatic for its overbuilt toughness and industrial, instrument-like aesthetic, with some preferring the Arctic dial for legibility. One owner notes the automatic movement may be unnecessary for rough use compared to a quartz option. Reviewers mention the MaraGlo luminous paint and a Sellita SW200-1 automatic movement. Some owners question its rising price and luxury positioning, with one reporting poor lume and movement performance. Overall, owners value the Marathon Arctic OSAR 46mm Automatic for its robust build and utilitarian design.

Spinnaker Bradner Pearl Diver

The Spinnaker Bradner Pearl Diver is noted by owners as large on smaller wrists, with a 50mm lug-to-lug and 15mm height being a concern, though some find it acceptable with specific strap choices. Opinions on finishing quality vary, with one owner reporting issues like a poorly seated bezel and crooked indices. Overall, owners rate the Spinnaker Bradner Pearl Diver with mixed reviews regarding its size and finishing.

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