Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Hamilton Khaki Navy Scuba Auto?

At MSRP the Hamilton Khaki Navy Scuba Auto is the cheaper of the two at $975, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,030 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Hamilton Khaki Navy Scuba Auto?

The Hamilton Khaki Navy Scuba Auto wears larger at 40mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Hamilton Khaki Navy Scuba Auto?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 100m for the Hamilton Khaki Navy Scuba Auto.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Hamilton Khaki Navy Scuba Auto?

The Hamilton Khaki Navy Scuba Auto carries a 80-hour power reserve against 42 hours on the Serica Ref. 5330 Diving Chronometer Date.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Hamilton Khaki Navy Scuba Auto?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Hamilton Khaki Navy Scuba Auto uses the H-10.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsHamilton Khaki Navy Scuba Auto

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

Serica Ref. 5330 Diving Chronometer Date

5330-chronometre-plongee-date

MSRP $2,005

Hamilton Khaki Navy Scuba Auto

h82315131

MSRP $975

At a glance

10 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Khaki Navy Scuba Auto40mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Khaki Navy Scuba Auto80h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Khaki Navy Scuba Auto100m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Khaki Navy Scuba Auto$975

Full specifications

Case

4 specs

Diameter

39mm

40mm

Thickness

12.2mm

12.95mm

Lug-to-Lug

46.5mm

46mm

Water Resistance

300m

100m

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

SoProd M100

H-10

Power Reserve

42h

80h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$975

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