Side by side

Spinnaker FleussvsSeiko Astron

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

Fleuss
SpinnakerFleuss
MSRP $179
Astron
SeikoAstron
MSRP $2,400

At a glance

14 of 29 specs differ
Diameter
Fleuss43mm
Astron42mm
Power Reserve
Fleuss40h
Astron40h
Water Resistance
Fleuss150m
Astron100m
MSRP
Fleuss$179
Astron$2,400

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
43mm
42mm
Thickness
13mm
12mm
Lug-to-Lug
51mm
47.9mm
Lug Width
22mm
14mm
Material
316L Stainless Steel
Titanium
Water Resistance
150m
100m

Crystal & Dial

3 specs
AR Coating
Inner
Super-clear coating
Dial Color
Lumber Black
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
SII NH35A
3X62
Type
Automatic
Quartz
Jewels
25
10

Pricing

1 specs
MSRP
$179
$2,400

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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.

Spinnaker Fleuss

Owners widely praise the Spinnaker Fleuss for its retro design, textured dial, and good value, with many noting it looks better in person than in photos. The watch is appreciated for its robust construction and finishing, especially when found at a discount. Some owners report good timekeeping and a decent power reserve. However, the Spinnaker Fleuss GMT is criticized by some for its large case size, which can affect proportions and numeral legibility. One owner experienced a broken crown after a fall, while another noted concerns about the acrylic bezel's durability. The lume is described as adequate but not exceptional. Overall, owners rate the Spinnaker Fleuss highly for its retro aesthetic and value proposition, particularly when purchased on sale.

Seiko Astron

The Seiko Astron is widely praised for its advanced time-telling technology, including GPS and radio wave synchronization, and its self-sufficient solar-powered quartz movement. Owners appreciate the detailed and high-contrast dials, comfortable and lightweight titanium builds, and well-finished cases and bracelets. Some users report excellent accuracy, with one noting +/- 15 seconds per month, while another finds the autonomous movement's accuracy of 1/2 second per day acceptable due to easy correction via GPS sync. However, the Seiko Astron's price point is frequently cited as a drawback, with some finding it high for a quartz watch, particularly when compared to luxury or mechanical alternatives. Specific criticisms include manual DST implementation, the need for outdoor sync, sparse lume, and a minute hand that sits slightly off on one model, with accuracy of +13 sec/month being disappointing for its cost on another.

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