Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Zelos Thresher 44?

At MSRP the Zelos Thresher 44 is the cheaper of the two at $549, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,456 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Zelos Thresher 44?

The Zelos Thresher 44 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 Zelos Thresher 44?

The Zelos Thresher 44 is rated to 500m versus 300m for the Serica Ref. 5330 Diving Chronometer Date.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Zelos Thresher 44?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Zelos Thresher 44.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Zelos Thresher 44?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Zelos Thresher 44 uses the Miyota 9015.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsZelos Thresher 44

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

Zelos Thresher 44

thresher-44mm-hammered-grey

MSRP $549

At a glance

14 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Thresher 4444mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Thresher 4440h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Thresher 44500m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Thresher 44$549

Full specifications

Case

6 specs

Diameter

39mm

44mm

Thickness

12.2mm

12.8mm

Lug-to-Lug

46.5mm

44mm

Lug Width

20mm

22mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

300m

500m

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Dial Color

Black

Grey

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

SoProd M100

Miyota 9015

Power Reserve

42h

40h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$549

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