Which is cheaper, the Grand Seiko SBGX363 or the Spinnaker Fleuss Mechanical Chronograph?

At MSRP the Spinnaker Fleuss Mechanical Chronograph is the cheaper of the two at $550, against $3,600 for the Grand Seiko SBGX363 — a $3,050 gap before any retailer discounting.

Which is bigger, the Grand Seiko SBGX363 or the Spinnaker Fleuss Mechanical Chronograph?

The Spinnaker Fleuss Mechanical Chronograph wears larger at 43mm versus 32.3mm for the Grand Seiko SBGX363 — a 10.7mm difference across the dial.

What movement does the Grand Seiko SBGX363 run compared to the Spinnaker Fleuss Mechanical Chronograph?

The Grand Seiko SBGX363 runs a quartz caliber (9F51), while the Spinnaker Fleuss Mechanical Chronograph runs a mechanical (Seagull ST1908).

Side by side

Grand Seiko SBGX363vsSpinnaker Fleuss Mechanical Chronograph

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

Grand Seiko SBGX363

sbgx363g

MSRP $3,600

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

SBGX36332.3mm

Fleuss Mechanical Chronograph43mm

Power Reserve

SBGX36340h

Fleuss Mechanical Chronograph40h

Water Resistance

SBGX363100m

Fleuss Mechanical Chronograph100m

MSRP

SBGX363$3,600

Fleuss Mechanical Chronograph$550

Full specifications

Case

6 specs

Crystal & Dial

1 specs

AR Coating

Yes

Inner

Movement

2 specs

Caliber

9F51

Seagull ST1908

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$3,600

$550

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