Side by side

Hamilton Jazzmaster Open Heart AutovsOblvlo JM Space

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
JM Space
OblvloJM Space
MSRP $315

At a glance

9 of 29 specs differ
Diameter
Jazzmaster Open Heart Auto36mm
JM Space42mm
Power Reserve
Jazzmaster Open Heart Auto80h
JM Space40h
Water Resistance
Jazzmaster Open Heart Auto50m
JM Space50m
MSRP
Jazzmaster Open Heart Auto$2,695
JM Space$315

Full specifications

Case

4 specs
Category
Chronograph
Sport
Diameter
36mm
42mm
Thickness
10mm
12mm
Lug Width
18mm
22mm

Crystal & Dial

2 specs
Dial Color
Mother of pearl
Black
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
H-10
—
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$2,695
$315

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