Side by side

Hamilton Jazzmaster Open Heart AutovsStudio Underd0g The Manhattan

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

Jazzmaster Open Heart Auto
HamiltonJazzmaster Open Heart Auto
MSRP $2,695
The Manhattan
Studio Underd0gThe Manhattan
MSRP $1,000

At a glance

11 of 29 specs differ
Diameter
Jazzmaster Open Heart Auto36mm
The Manhattan39.5mm
Power Reserve
Jazzmaster Open Heart Auto80h
The Manhattan40h
Water Resistance
Jazzmaster Open Heart Auto50m
The Manhattan
MSRP
Jazzmaster Open Heart Auto$2,695
The Manhattan$1,000

Full specifications

Case

6 specs
Category
Chronograph
Casual
Diameter
36mm
39.5mm
Thickness
10mm
Lug-to-Lug
46mm
Lug Width
18mm
Water Resistance
50m

Crystal & Dial

1 specs
Dial Color
Mother of pearl
Standard

Movement

3 specs
Caliber
H-10
Type
Automatic
Manual
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$2,695
$1,000

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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.

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.

Studio Underd0g The Manhattan

Studio Underd0g The Manhattan is widely praised for its captivating amber fumé sunray dial with a raised sapphire disc, creating unique depth and animation. Owners appreciate the comfortable 38mm cushion case and the tactile winding feel of the manual-wind Sellita SW210-1 movement. Some in the community note the dial's design elements are reminiscent of Fears. The watch offers 10atm water resistance. Overall, owners and reviewers rate Studio Underd0g The Manhattan highly for its distinctive dial and comfortable wearability.

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