Side by side

Seiko King Seiko KSKvsSpinnaker Fleuss Mechanical Chronograph

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

King Seiko KSK
SeikoKing Seiko KSK
MSRP $3,300
Fleuss Mechanical Chronograph
SpinnakerFleuss Mechanical Chronograph
MSRP $550

At a glance

13 of 29 specs differ
Diameter
King Seiko KSK38.6mm
Fleuss Mechanical Chronograph43mm
Power Reserve
King Seiko KSK45h
Fleuss Mechanical Chronograph40h
Water Resistance
King Seiko KSK50m
Fleuss Mechanical Chronograph100m
MSRP
King Seiko KSK$3,300
Fleuss Mechanical Chronograph$550

Full specifications

Case

7 specs
Category
Dress
Chronograph
Diameter
38.6mm
43mm
Thickness
10.7mm
14mm
Lug-to-Lug
45.8mm
51mm
Lug Width
19mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

2 specs
Crystal Shape
Box
Flat
AR Coating
Anti-reflective coating on inner surface
Inner

Movement

3 specs
Caliber
6L35
Seagull ST1908
Power Reserve
45h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,300
$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.

Seiko King Seiko KSK

Owners and reviewers widely praise the King Seiko KSK for its exceptional dial and case finishing, often compared to higher-end brands, and its slim, retro design. The use of the Calibre 6L35 movement in some variants is seen as a significant upgrade, contributing to a refined feel, while others note the bracelet is unusually nice and the case offers a mix of brushed and polished finishes with sharp angles. However, some owners question the value proposition, citing misaligned screws and clasp components on their examples, and the standard 6R movement in some models is criticized as a disappointment for the price point. Accuracy figures range from +15/-10 seconds per day to +5 to +7 seconds per day, and water resistance is rated at 5 BAR or 50 meters. Overall, owners and reviewers find the King Seiko KSK to be a beautiful and classy watch with fantastic finishing, though some are divided on its value and movement choice at its price point.

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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