Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Oblvlo ZM Skeleton?

At MSRP the Oblvlo ZM Skeleton is the cheaper of the two at $285, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,483 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Oblvlo ZM Skeleton?

The Oblvlo ZM Skeleton wears larger at 46mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 7mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Oblvlo ZM Skeleton?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 50m for the Oblvlo ZM Skeleton.

Which has a longer power reserve, the Serica Ref. 5303 Diving Chronometer or the Oblvlo ZM Skeleton?

The Oblvlo ZM Skeleton carries a 42-hour power reserve against 42 hours on the Serica Ref. 5303 Diving Chronometer.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Oblvlo ZM Skeleton?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the M100 COSC and the Oblvlo ZM Skeleton uses the Miyota 82S0.

Side by side

Serica Ref. 5303 Diving ChronometervsOblvlo ZM Skeleton

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

Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

Oblvlo ZM Skeleton

ZM-NZ

MSRP $285

At a glance

13 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

ZM Skeleton46mm

Power Reserve

Ref. 5303 Diving Chronometer42h

ZM Skeleton42h

Water Resistance

Ref. 5303 Diving Chronometer300m

ZM Skeleton50m

MSRP

Ref. 5303 Diving Chronometer$1,768

ZM Skeleton$285

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Enamel Black

Black

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

M100 COSC

Miyota 82S0

Power Reserve

42h

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$285

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