Side by side

Marathon Arctic OSAR 36mm AutomaticvsHamilton Jazzmaster Open Heart Auto

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

Arctic OSAR 36mm Automatic
MarathonArctic OSAR 36mm Automatic
MSRP $1,200
Jazzmaster Open Heart Auto
HamiltonJazzmaster Open Heart Auto
MSRP $2,695

At a glance

9 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
Jazzmaster Open Heart Auto36mm
Power Reserve
Arctic OSAR 36mm Automatic40h
Jazzmaster Open Heart Auto80h
Water Resistance
Arctic OSAR 36mm Automatic300m
Jazzmaster Open Heart Auto50m
MSRP
Arctic OSAR 36mm Automatic$1,200
Jazzmaster Open Heart Auto$2,695

Full specifications

Case

5 specs
Category
Diver
Chronograph
Thickness
13mm
10mm
Lug-to-Lug
43.5mm
46mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

1 specs
Dial Color
White
Mother of pearl

Movement

2 specs
Caliber
Sellita SW220-1
H-10
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$1,200
$2,695

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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 36mm Automatic

The Marathon Arctic OSAR 36mm Automatic is noted for its non-tritium dial option, though some owners prefer the 1-12 numeral layout found on other models. One owner found the 36mm size too small for their wrist. Overall, owners appreciate the Marathon Arctic OSAR 36mm Automatic for its non-tritium dial option.

Hamilton Jazzmaster Open Heart Auto

The Hamilton Jazzmaster Open Heart Auto is noted for its dressy yet versatile design, featuring striking gradient dials and intricately shaped cutouts that reveal the H-10 movement. It boasts an 80-hour power reserve and Nivachron hairspring. The watch is available in 36mm, 40mm, or 42mm stainless steel cases. On balance, the Hamilton Jazzmaster Open Heart Auto is appreciated for its visually engaging dial and movement display at its price point.

From video reviewers

The smoked dial's precision cutouts offer a captivating view of the automatic movement. Legibility is compromised by the open-heart design.

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