Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Hamilton Khaki Aviation Khaki Pilot GMT Auto?

At MSRP the Hamilton Khaki Aviation Khaki Pilot GMT Auto is the cheaper of the two at $1,575, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $430 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Hamilton Khaki Aviation Khaki Pilot GMT Auto?

The Hamilton Khaki Aviation Khaki Pilot GMT Auto wears larger at 44mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 5mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Hamilton Khaki Aviation Khaki Pilot GMT Auto?

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

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

The Hamilton Khaki Aviation Khaki Pilot GMT Auto carries a 50-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 Aviation Khaki Pilot GMT Auto?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Hamilton Khaki Aviation Khaki Pilot GMT Auto uses the 2893-2.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsHamilton Khaki Aviation Khaki Pilot GMT 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 Aviation Khaki Pilot GMT Auto

h76755135

MSRP $1,575

At a glance

12 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Khaki Aviation Khaki Pilot GMT Auto44mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Khaki Aviation Khaki Pilot GMT Auto50h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Khaki Aviation Khaki Pilot GMT Auto100m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Khaki Aviation Khaki Pilot GMT Auto$1,575

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

SoProd M100

2893-2

Power Reserve

42h

50h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$1,575

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