Which is cheaper, the Grand Seiko SBGD223 or the Spinnaker Fleuss Pearl Diver Nessie?

At MSRP the Spinnaker Fleuss Pearl Diver Nessie is the cheaper of the two at $425, against $320,000 for the Grand Seiko SBGD223 — a $319,575 gap before any retailer discounting.

Which is bigger, the Grand Seiko SBGD223 or the Spinnaker Fleuss Pearl Diver Nessie?

The Grand Seiko SBGD223 wears larger at 44.5mm versus 43mm for the Spinnaker Fleuss Pearl Diver Nessie — a 1.5mm difference across the dial.

Which has better water resistance, the Grand Seiko SBGD223 or the Spinnaker Fleuss Pearl Diver Nessie?

The Spinnaker Fleuss Pearl Diver Nessie is rated to 150m versus 100m for the Grand Seiko SBGD223.

Which has a longer power reserve, the Grand Seiko SBGD223 or the Spinnaker Fleuss Pearl Diver Nessie?

The Grand Seiko SBGD223 carries a 192-hour power reserve against 40 hours on the Spinnaker Fleuss Pearl Diver Nessie.

What movement does the Grand Seiko SBGD223 run compared to the Spinnaker Fleuss Pearl Diver Nessie?

The Grand Seiko SBGD223 runs a spring drive caliber (9R01), while the Spinnaker Fleuss Pearl Diver Nessie runs a automatic (SII NH35A).

Side by side

Grand Seiko SBGD223vsSpinnaker Fleuss Pearl Diver Nessie

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

Grand Seiko SBGD223

sbgd223j

MSRP $320,000

Spinnaker Fleuss Pearl Diver Nessie

fleuss-automatic-nessie-pearl-diver-limited-edition-nessie-blue-sp-5168-01

MSRP $425

At a glance

13 of 29 specs differ

Diameter

SBGD22344.5mm

Fleuss Pearl Diver Nessie43mm

Power Reserve

SBGD223192h

Fleuss Pearl Diver Nessie40h

Water Resistance

SBGD223100m

Fleuss Pearl Diver Nessie150m

MSRP

SBGD223$320,000

Fleuss Pearl Diver Nessie$425

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Dial Color

Black

Blue

Movement

3 specs

Caliber

9R01

SII NH35A

Type

Spring Drive

Automatic

Power Reserve

192h

40h

Pricing

1 specs

MSRP

$320,000

$425

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