Which is cheaper, the Grand Seiko SBGD223 or the Spinnaker Fleuss Mechanical Chronograph?

At MSRP the Spinnaker Fleuss Mechanical Chronograph is the cheaper of the two at $550, against $320,000 for the Grand Seiko SBGD223 — a $319,450 gap before any retailer discounting.

Which is bigger, the Grand Seiko SBGD223 or the Spinnaker Fleuss Mechanical Chronograph?

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

Which has a longer power reserve, the Grand Seiko SBGD223 or the Spinnaker Fleuss Mechanical Chronograph?

The Grand Seiko SBGD223 carries a 192-hour power reserve against 40 hours on the Spinnaker Fleuss Mechanical Chronograph.

What movement does the Grand Seiko SBGD223 run compared to the Spinnaker Fleuss Mechanical Chronograph?

The Grand Seiko SBGD223 runs a spring drive caliber (9R01), while the Spinnaker Fleuss Mechanical Chronograph runs a mechanical (Seagull ST1908).

Side by side

Grand Seiko SBGD223vsSpinnaker Fleuss Mechanical Chronograph

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 Mechanical Chronograph

fleuss-mechanical-chronograph-spongebob-squarepants-eyedial-limited-edition-googly-black-sp-5153-02

MSRP $550

At a glance

10 of 29 specs differ

Diameter

SBGD22344.5mm

Fleuss Mechanical Chronograph43mm

Power Reserve

SBGD223192h

Fleuss Mechanical Chronograph40h

Water Resistance

SBGD223100m

Fleuss Mechanical Chronograph100m

MSRP

SBGD223$320,000

Fleuss Mechanical Chronograph$550

Full specifications

Case

5 specs

Diameter

44.5mm

43mm

Thickness

14.4mm

14mm

Lug-to-Lug

52mm

51mm

Lug Width

23mm

22mm

Material

Platinum

316L Stainless Steel

Crystal & Dial

1 specs

AR Coating

Yes

Inner

Movement

3 specs

Caliber

9R01

Seagull ST1908

Type

Spring Drive

Automatic

Power Reserve

192h

40h

Pricing

1 specs

MSRP

$320,000

$550

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