Which is cheaper, the CWC Automatic Divers Watch Mk.2 Black with Date or the Hamilton Jazzmaster Open Heart Auto?

At MSRP the CWC Automatic Divers Watch Mk.2 Black with Date is the cheaper of the two at $1,249, against $2,695 for the Hamilton Jazzmaster Open Heart Auto — a $1,446 gap before any retailer discounting.

Which is bigger, the CWC Automatic Divers Watch Mk.2 Black with Date or the Hamilton Jazzmaster Open Heart Auto?

The CWC Automatic Divers Watch Mk.2 Black with Date wears larger at 41mm versus 36mm for the Hamilton Jazzmaster Open Heart Auto — a 5mm difference across the dial.

Which has better water resistance, the CWC Automatic Divers Watch Mk.2 Black with Date or the Hamilton Jazzmaster Open Heart Auto?

The CWC Automatic Divers Watch Mk.2 Black with Date is rated to 300m versus 50m for the Hamilton Jazzmaster Open Heart Auto.

Which has a longer power reserve, the CWC Automatic Divers Watch Mk.2 Black with Date or the Hamilton Jazzmaster Open Heart Auto?

The Hamilton Jazzmaster Open Heart Auto carries a 80-hour power reserve against 40 hours on the CWC Automatic Divers Watch Mk.2 Black with Date.

What movement does the CWC Automatic Divers Watch Mk.2 Black with Date run compared to the Hamilton Jazzmaster Open Heart Auto?

Both watches run automatic movements — the CWC Automatic Divers Watch Mk.2 Black with Date uses the Sellita SW200-1 and the Hamilton Jazzmaster Open Heart Auto uses the H-10.

Side by side

CWC Automatic Divers Watch Mk.2 Black with DatevsHamilton Jazzmaster Open Heart Auto

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

CWC Automatic Divers Watch Mk.2 Black with Date

cwc-royal-navy-black-diver-automatic-mk-2-with-date

MSRP $1,249

Hamilton Jazzmaster Open Heart Auto

h32205890

MSRP $2,695

At a glance

11 of 29 specs differ

Diameter

Automatic Divers Watch Mk.2 Black with Date41mm

Jazzmaster Open Heart Auto36mm

Power Reserve

Automatic Divers Watch Mk.2 Black with Date40h

Jazzmaster Open Heart Auto80h

Water Resistance

Automatic Divers Watch Mk.2 Black with Date300m

Jazzmaster Open Heart Auto50m

MSRP

Automatic Divers Watch Mk.2 Black with Date$1,249

Jazzmaster Open Heart Auto$2,695

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

CWC Automatic Divers Watch Mk.2 Black with Date (SF300 AS120-D)

Mother of pearl

Lume

Super-LumiNova

None

Movement

2 specs

Caliber

Sellita SW200-1

H-10

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$1,249

$2,695

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