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Home/Browse/Seiko/King Seiko KSK
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Seiko King Seiko KSK
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Seiko · King Seiko KSK

Seiko King Seiko KSK

Dress

$1,900Stock unknown

Case

Diameter
36.1mm
Thickness
11.6mm
Lug-to-lug
43mm
Lug width
19mm
Material
Stainless Steel
Water resistance
100m

Crystal & dial

Crystal
Sapphire
Shape
Box
AR coating
Anti-reflective coating on inner surface
Lume
LumiBrite on hands and index(es)

Movement

Caliber
Seiko 6R51
Type
Automatic
Power reserve
72h
Jewels
24

Design language

Case shape
round
Dial style
sunburst
Bezel
fixed
Bracelet
lug-attached
Hands
dauphine

AI-detected from the product image

King Seiko KSK collection · 3 watches

King Seiko KSK
King Seiko KSK38.6mm
King Seiko KSK
King Seiko KSK38.3mm

3 colorways

Alternatives

01The market

Market prices.

Retail$1,900

The forum market

Follow the asking price.

Active listings0Across watch forums
Closed · 90d0Asking-price history

No forum listings tracked for this watch yet. Market+ adds the weekly trend.

Retail stock & market context

Seiko on the secondhand market

+7.9%

2026 so far · +3.5% to +12.7% · 75 matched watches

In line with the index

Dress watches as a group: +9.3% · 191 matched watches

Year-by-year readings →

02The connection engine

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View all alternatives

03The community take

Owners talk.

“

The King Seiko KSK is widely praised for its refined finishing, with owners and reviewers noting its sharp case, faceted lugs, and well-executed dial indices, often comparing its polishing favorably to Grand Seiko. Enthusiasts appreciate its slim, retro design, with some stating it wears smaller than its official size due to the cushion case and close-to-the-wrist feel. The use of the slimline Calibre 6L35 movement is seen as an upgrade, maintaining the watch's slender profile, though some owners express concern over the price point and the perceived value of the movement. Accuracy figures vary, with one owner reporting +5 to +7 seconds per day, while another notes +15/-10 seconds per day. Some owners have noted minor quality control issues such as misaligned screws or a burr on a hand. On balance, owners and reviewers rate the King Seiko KSK highly for its exceptional case and dial finishing at its price point.

Synthesized from 9 sources
Reddit·2↗
WatchUSeek·2↗
Time + Tide↗
Monochrome↗
WatchCrunch↗
Fratello↗
Hodinkee↗
Open the discussion

On real wrists

No shots yet. Show how it wears.

04The paper trail

Cross-shops

Popular comparisons.

The matchups people make with the Seiko King Seiko KSK most: open one to see it side by side.

  • Baltic Prismic Stonevs Seiko King Seiko KSK→
  • anOrdain Model 2 Fumévs Seiko King Seiko KSK→
Ask the communityStart a discussion about the King Seiko KSK: get takes from other collectors.Ask →

05The discussion

Talk about the Seiko King Seiko KSK.