Side by side

Spinnaker Fleuss ChronographvsSeiko Astron

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

Fleuss Chronograph
SpinnakerFleuss Chronograph
MSRP $325
Astron
SeikoAstron
MSRP $3,100

At a glance

11 of 29 specs differ
Diameter
Fleuss Chronograph43mm
Astron44.1mm
Power Reserve
Fleuss Chronograph40h
Astron40h
Water Resistance
Fleuss Chronograph100m
Astron100m
MSRP
Fleuss Chronograph$325
Astron$3,100

Full specifications

Case

5 specs
Diameter
43mm
44.1mm
Thickness
14mm
14.4mm
Lug-to-Lug
51mm
50mm
Lug Width
22mm
14mm
Material
316L Stainless Steel
Titanium

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
Seiko VK64
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$325
$3,100

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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 Chronograph

The Spinnaker Fleuss Chronograph is praised for its impressive aesthetic, comfortable wearability, and excellent value at its affordable price point. One reviewer notes the chronograph function stops at 60 minutes and requires resetting. Owners report the internal bezel rotates too easily and the clasp lacks fine finishing. On balance, owners and reviewers rate the Spinnaker Fleuss Chronograph highly for its meticulous attention to detail and overall value.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular technology, self-sufficiency, and grab-and-go convenience, with one owner calling it the best watch they have ever had. Reviewers and owners highlight the detailed and well-managed dials, often with "Grand Seiko-esque" precision, and appreciate the comfortable, lightweight titanium construction. The solar-powered quartz movement with GPS time sync is a significant draw, offering accurate timekeeping. However, the price point of around €2250-€2400 is frequently cited as high for a quartz watch. Some owners note manual DST implementation, dependence on outdoor conditions or radio tower proximity for GPS sync, and sparse lume. One owner experienced the minute hand sitting slightly off and found the recessed buttons difficult to operate. Accuracy figures vary, with some reporting +/- 15 seconds per month without GPS, while others note autonomous quartz movement accuracy of up to 1/2 second per day.

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