Side by side

Spinnaker CroftvsSeiko Astron

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

Croft
SpinnakerCroft
MSRP $219
Astron
SeikoAstron
MSRP $2,200

At a glance

14 of 29 specs differ
Diameter
Croft40mm
Astron41.2mm
Power Reserve
Croft40h
Astron40h
Water Resistance
Croft150m
Astron100m
MSRP
Croft$219
Astron$2,200

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
40mm
41.2mm
Thickness
14mm
12mm
Lug-to-Lug
47mm
48.5mm
Lug Width
20mm
14mm
Material
316L Stainless Steel
Titanium
Water Resistance
150m
100m

Crystal & Dial

3 specs
AR Coating
Inner
Super-clear coating
Dial Color
Elemental
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
$219
$2,200

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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 Croft

Owners and reviewers widely praise the Spinnaker Croft for its vibrant dial colors, chunky hands and bezel, and overall value, with one owner noting the Miyota 8218 movement and cyclops as appreciated features. Reviewers flag the bracelet and clasp as budget-friendly limitations, citing friction-fit pins, sharp edges, and a stiff security lock. On balance, owners and reviewers rate the Spinnaker Croft highly for its accessible skeletonized dive watch aesthetic and appealing design at its price point.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular time-telling technology, GPS time sync, and grab-and-go convenience, with many calling it the best watch they have ever owned. Reviewers and owners highlight the well-managed dial detail, textured hour markers, and high-contrast edges, as well as the well-finished case and bracelet. Some find the lightweight titanium build and quick bracelet adjustment contribute to comfortable wearability. Accuracy is noted as +/- 15 seconds per month without GPS, though the autonomous quartz movement can be easily reset by looking at the sky. Criticisms include DST not being automatically implemented, recessed buttons requiring a sharp object for adjustment, and sparse lume with no 12 o'clock marker. Some owners feel the price point is too expensive for its aesthetic appeal. Overall, owners rate the Seiko Astron highly for its advanced time-telling technology and convenient features.

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