Isotope FlywayvsSeiko Presage Classic Series

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Isotope Flyway at true scale

Flyway

Seiko Presage Classic Series at true scale

Presage Classic Series

Diameter

36mm

36mm

Lug-to-Lug

42mm

41.4mm

lowest

Thickness

12.3mm

lowest

12.5mm

Water Resistance

100m

100m

Power Reserve

68h

72h

highest

MSRP

$1,708

$950

lowest

Movement

La Joux-Perret G101

Seiko 6R51

Case

2 specs
Thickness
12.3mm
12.5mm
Lug-to-Lug
42mm
41.4mm

Crystal & Dial

3 specs
Crystal Shape
n/a
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
n/a
n/a

Movement

3 specs
Caliber
La Joux-Perret G101
Seiko 6R51
Power Reserve
68h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$1,708
$950
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Reviews

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

Isotope Flyway

Owners appreciate the Isotope Flyway's design, with one owner calling it a good introduction to microbrands. However, opinions are split on the bezel; one reviewer finds the Clous de Paris bezel breaks the design language, while one owner considers it too fancy. Overall, owners and reviewers find the Isotope Flyway appealing for its design, despite differing views on the bezel's aesthetic.

From video reviewers

The 36mm case size is cited as a strength for wearability. The Landeron automatic movement is mentioned as a notable feature. No shared weaknesses were identified.

Seiko Presage Classic Series

The Seiko Presage Classic Series is widely praised for its elegant design, with reviewers highlighting the sublime dial and hand finishing, often considered superior for its price point. Owners and reviewers note the textured dials, inspired by silk or featuring enamel, as a standout feature, alongside the vintage proportions of the 36mm cases and the comfortable wearability due to curved cases and short lug-to-lug distances. The 6R51 automatic movement is noted for its 72-hour power reserve. Some criticisms include the 13mm thickness on certain models, the pin and collar bracelet system on the SPB469, and the 24-hour subdial being potentially annoying. Accuracy figures for the 6R55 movement are reported within -15/+25 seconds per day. On balance, owners and reviewers rate the Seiko Presage Classic Series highly for its exceptional dial finishing and elegant vintage-inspired case design at its price point.