Omnis LUNAvsSeiko King Seiko KSK
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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.

LUNA

King Seiko KSK
Diameter
39mm
38.6mm
Lug-to-Lug
n/a
45.8mm
Thickness
11mm
10.7mm
lowest
Water Resistance
n/a
50m
Power Reserve
48h
highest
45h
MSRP
$353
lowest
$3,300
Movement
Miyota (unspecified)
Seiko 6L35
Case
5 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The guilloché dial is a standout feature, offering a level of detail usually found on higher-priced watches. Reviewers noted the excellent value at its price point. No shared weaknesses were identified.
The Seiko King Seiko KSK is praised for its slim, retro design with sharply faceted lugs and well-executed dials, featuring a mix of brushed and polished finishes. Owners and reviewers consistently highlight the Grand Seiko-level dial and case finishing, the double-bevel sapphire crystal, and an unusually nice bracelet. Accuracy figures vary, with one owner reporting +5 to +7 seconds per day and another noting +15/-10 seconds per day for the 6L35 movement. Some owners question the value proposition at its price point, particularly when considering the movement. Overall, owners and reviewers appreciate the King Seiko KSK for its refined retro aesthetic and high-quality finishing, despite some reservations about its price and movement in certain configurations.
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