Seiko King Seiko KSKvsSpecht & Sohne Specht & Söhne SP0004 Automatic
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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.
King Seiko KSK
Specht & Söhne SP0004 Automatic
Diameter
38.3mm
37mm
Lug-to-Lug
46mm
44mm
lowest
Thickness
11.7mm
11mm
lowest
Water Resistance
100m
highest
50m
Power Reserve
72h
highest
42h
MSRP
$2,000
$243
lowest
Movement
Seiko 6R55
Seiko NH35
Case
5 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Seiko King Seiko KSK's confident, harmonious mid-century design and sharply faceted case with Zaratsu polished surfaces. Some owners note the caseback and clasp screws can be misaligned, though others dismiss these as minor issues. The watch is described as a daytime-only piece due to a lack of lume, and the hidden butterfly clasp is considered unintuitive by one reviewer. Accuracy is reported as +25 to -15 seconds per day, which some find lacking for the price. Overall, owners and reviewers appreciate the King Seiko KSK's design and finishing but express concerns regarding the movement and accuracy at its price point.
The Zaratsu polished facets and indexes are a strong point, replicating the original design. Reviewers questioned the high price point of the reissue.
Owners widely praise the Specht & Sohne Specht & Söhne SP0004 Automatic for its excellent build quality and substantial 150g weight, which conveys a sense of quality. The inclusion of a zippered case and link removal tool is also noted. On balance, owners rate the Specht & Sohne Specht & Söhne SP0004 Automatic highly for its robust build and the included accessories.
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