Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Filippo Loreti Watches Aquadiver GMT (NH34)?

At MSRP the Filippo Loreti Watches Aquadiver GMT (NH34) is the cheaper of the two at $410, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,595 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Filippo Loreti Watches Aquadiver GMT (NH34)?

The Filippo Loreti Watches Aquadiver GMT (NH34) 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 Filippo Loreti Watches Aquadiver GMT (NH34)?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 200m for the Filippo Loreti Watches Aquadiver GMT (NH34).

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Filippo Loreti Watches Aquadiver GMT (NH34)?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Filippo Loreti Watches Aquadiver GMT (NH34).

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Filippo Loreti Watches Aquadiver GMT (NH34)?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Filippo Loreti Watches Aquadiver GMT (NH34) uses the Seiko NH34.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsFilippo Loreti Watches Aquadiver GMT (NH34)

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

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Serica Ref. 5330 Diving Chronometer Date

5330-chronometre-plongee-date

MSRP $2,005

Filippo Loreti Watches Aquadiver GMT (NH34)

aquadiver-gmt-automatic-black-red

MSRP $410

Buy from Serica ↗

Buy used on eBay ↗

Buy from Filippo Loreti Watches ↗

Buy used on eBay ↗

At a glance

12 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Aquadiver GMT (NH34)40mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Aquadiver GMT (NH34)40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Aquadiver GMT (NH34)200m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Aquadiver GMT (NH34)$410

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

—

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

SoProd M100

Seiko NH34

Power Reserve

42h

40h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$410

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At a glance

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