Seiko SPB187J1vsSpinnaker Diver (Round Case)

Ref. croft-mid-size-automatic-dolphin-project-limited-edition-aqua-play-sp-5177-11·MSRP $425
lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

SPB187J1

Diver (Round Case)
Diameter
42mm
40mm
Water Resistance
200m
highest
150m
Power Reserve
70h
n/a
MSRP
$804
$425
lowest
Movement
Seiko 6R35
Automatic
Case
3 specsCrystal & Dial
2 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Seiko SPB187J1 for its excellent finishing, abundant curves, reflections, brushed textures, and angles, with many calling it the most beautiful watch they own. Reviewers and owners alike highlight the moodier, more subtle, and interesting blue dial, and the watch is considered a good, built-to-last choice for a first automatic dive watch. One owner reports losing 3 minutes per week with the watch. Overall, owners and reviewers rate the Seiko SPB187J1 highly for its striking aesthetics and build quality at its price point.
Owners widely praise Spinnaker watches for their gorgeous appearance and great quality, with many specifically wishing for more 38-40mm case options. The Spinnaker Diver is noted as being fairly thick at 15mm, with some owners finding it wears a bit large and criticizing the exhibition case back for contributing to thickness. One owner returned a Spinnaker due to a crown detaching during date setting. On balance, owners find Spinnaker watches excellent for the price, appreciating the good specs and frequent sales that make them more accessible.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.








