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 $2,500

At a glance

14 of 29 specs differ
Diameter
Croft40mm
Astron42mm
Power Reserve
Croft40h
Astron40h
Water Resistance
Croft150m
Astron100m
MSRP
Croft$219
Astron$2,500

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
40mm
42mm
Thickness
14mm
12.4mm
Lug-to-Lug
47mm
49.5mm
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
5X83
Type
Automatic
Quartz
Jewels
25
14

Pricing

1 specs
MSRP
$219
$2,500

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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 technology, solar-powered quartz movement, and GPS time synchronization, making it a convenient grab-and-go option. The watch is frequently noted for its comfortable and lightweight titanium build, with some models featuring well-finished cases and robust ceramic bezels. Reviewers and owners alike highlight the dial's dynamic and shiny appearance, with textured hour markers and high-contrast edges. Accuracy is generally considered good, with figures ranging from +/- 15 seconds per month to within 1/2 second per day, easily corrected by GPS signal. However, some owners note that DST requires manual adjustment and that automatic time syncing depends on proximity to radio wave towers. The price point is a concern for some, who feel it competes with luxury watches without the same aesthetic appeal. One owner pointed out minimal lume and a slight misalignment of the minute hand on their model.

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