Side by side

Grand Seiko SLGA009vsSpinnaker Fleuss Mechanical Chronograph

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

SLGA009
Grand SeikoSLGA009
MSRP $9,800
Fleuss Mechanical Chronograph
SpinnakerFleuss Mechanical Chronograph
MSRP $550

At a glance

10 of 29 specs differ
Diameter
SLGA00940mm
Fleuss Mechanical Chronograph43mm
Power Reserve
SLGA009120h
Fleuss Mechanical Chronograph40h
Water Resistance
SLGA009100m
Fleuss Mechanical Chronograph100m
MSRP
SLGA009$9,800
Fleuss Mechanical Chronograph$550

Full specifications

Case

5 specs
Category
Dress
Chronograph
Diameter
40mm
43mm
Thickness
11.8mm
14mm
Lug-to-Lug
47.9mm
51mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9RA2
Seagull ST1908
Type
Spring Drive
Automatic
Power Reserve
120h
40h

Pricing

1 specs
MSRP
$9,800
$550

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SLGA009

The Grand Seiko SLGA009 "White Birch II" is praised for its Spring Drive Caliber 9RA2 movement, offering exceptional accuracy of ±0.5 seconds per day and a 120-hour power reserve. Reviewers highlight its refined dial texture, inspired by Shinshu forests, and the Series 9 design with a frost-finished movement. The watch features a 40mm stainless steel case and a power reserve indicator on the movement bridge. However, its price of $8,600 to $9,100 USD is noted as relatively expensive, reflecting Grand Seiko's increasing price points. Overall, reviewers consider the Grand Seiko SLGA009 a highly refined timepiece, with its advanced Spring Drive movement and aesthetic improvements being key strengths.

Spinnaker Fleuss Mechanical Chronograph

Owners widely report a split on build quality, with some finding the Spinnaker Fleuss Mechanical Chronograph's construction unimpressive due to issues like a poorly seated bezel and crooked indices, while others praise its robustness and aesthetic appeal. The unique dial features character hands and glowing eyes serving as subdials and a 24-hour indicator, though the chronograph function is limited to 60 minutes. On balance, the Spinnaker Fleuss Mechanical Chronograph elicits divided opinions on its build quality, with its artistic dial design being a notable, albeit polarizing, feature.

From video reviewers

The Spinnaker Googly Black's notable strength is its reported water-resistance of 300 fathoms or 550 metres. A weakness of this watch is its lume brightness, which is somewhat lacking. Reviewers disagree on the watch's ideal size, with one reviewer noting its slimmed-down design and the other mentioning its overall size and 26+ millimeter thickness.

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