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

At MSRP the CWC RN Automatic Divers Watch Mk.2 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 RN Automatic Divers Watch Mk.2 with Date or the Hamilton Jazzmaster Open Heart Auto?

The CWC RN Automatic Divers Watch Mk.2 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 RN Automatic Divers Watch Mk.2 with Date or the Hamilton Jazzmaster Open Heart Auto?

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

Which has a longer power reserve, the CWC RN Automatic Divers Watch Mk.2 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 RN Automatic Divers Watch Mk.2 with Date.

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

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

Side by side

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

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

CWC RN Automatic Divers Watch Mk.2 with Date

cwc-royal-navy-diver-automatic-mk2-with-date

MSRP $1,249

Hamilton Jazzmaster Open Heart Auto

h32205890

MSRP $2,695

At a glance

11 of 29 specs differ

Diameter

RN Automatic Divers Watch Mk.2 with Date41mm

Jazzmaster Open Heart Auto36mm

Power Reserve

RN Automatic Divers Watch Mk.2 with Date40h

Jazzmaster Open Heart Auto80h

Water Resistance

RN Automatic Divers Watch Mk.2 with Date300m

Jazzmaster Open Heart Auto50m

MSRP

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

Jazzmaster Open Heart Auto$2,695

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

CWC RN Automatic Divers Watch Mk.2 with Date, Stainless Steel (RN300-MT 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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