Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the HELM Miyako?

At MSRP the HELM Miyako is the cheaper of the two at $375, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,630 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the HELM Miyako?

The HELM Miyako 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 HELM Miyako?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 200m for the HELM Miyako.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the HELM Miyako?

The HELM Miyako carries a 42-hour power reserve against 42 hours on the Serica Ref. 5330 Diving Chronometer Date.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsHELM Miyako

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

HELM Miyako

miyako

MSRP $375

At a glance

12 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Miyako40mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Miyako42h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Miyako200m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Miyako$375

Full specifications

Case

5 specs

Diameter

39mm

40mm

Thickness

12.2mm

13.75mm

Lug-to-Lug

46.5mm

47mm

Lug Width

20mm

22mm

Water Resistance

300m

200m

Crystal & Dial

2 specs

Crystal Shape

Flat

Double-Domed

Dial Color

Black

Gray

Movement

4 specs

Caliber

SoProd M100

—

Power Reserve

42h

Jewels

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$375

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Serica Ref. 5330 Diving Chronometer DatevsHELM Miyako

At a glance

Full specifications

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