Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Spinnaker Piccard Skeleton?

At MSRP the Spinnaker Piccard Skeleton is the cheaper of the two at $550, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,218 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Spinnaker Piccard Skeleton?

The Spinnaker Piccard Skeleton wears larger at 45mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 6mm difference across the dial.

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

The Spinnaker Piccard Skeleton is rated to 550m versus 300m for the Serica Ref. 5303 Diving Chronometer.

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

The Serica Ref. 5303 Diving Chronometer carries a 42-hour power reserve against 40 hours on the Spinnaker Piccard Skeleton.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Spinnaker Piccard Skeleton?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the M100 COSC and the Spinnaker Piccard Skeleton uses the SII NH38A.

Side by side

Serica Ref. 5303 Diving ChronometervsSpinnaker Piccard 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

Spinnaker Piccard Skeleton

piccard-skeleton-automatic-dust-black-sp-5135-11

MSRP $550

At a glance

13 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Piccard Skeleton45mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Piccard Skeleton40h

Water Resistance

Ref. 5303 Diving Chronometer300m

Piccard Skeleton550m

MSRP

Ref. 5303 Diving Chronometer$1,768

Piccard Skeleton$550

Full specifications

Case

6 specs

Diameter

39mm

45mm

Thickness

12.2mm

21mm

Lug-to-Lug

46.5mm

52mm

Lug Width

20mm

22mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

300m

550m

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Enamel Black

Black

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

M100 COSC

SII NH38A

Power Reserve

42h

40h

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$550

Follow this matchup

Get a note when Serica Ref. 5303 Diving Chronometer vs Spinnaker Piccard Skeleton gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring