What are the case specifications of the Seiko King Seiko?

The Seiko King Seiko features a 38.3mm diameter, 11.7mm thick, Steel case with a sapphire crystal crystal.

What is the water resistance of the Seiko King Seiko?

The Seiko King Seiko has a water resistance rating of 100m (swimming).

What movement does the Seiko King Seiko use?

The Seiko King Seiko is powered by a Automatic, caliber 6R55, 72h power reserve.

Seiko King Seiko

AutomaticSteel

Ref. SDKS023

Collection: King SeikoCase size: 38.3mmMovement: 6R55

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Last updated 8 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

CASE

Diameter

38.3mm

Thickness

11.7mm

Lug to Lug

46mm

Case Material

Steel

Water Resistance

100m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Automatic

Caliber

6R55

Power Reserve

72h

Frequency

21,600 vph (3 Hz)

Jewels

24 jewels

BRACELET/STRAP

Clasp Type

Double Fold Clasp

FEATURES & COMPLICATIONS

Luminous handsLuminous indices

HBC006J1

AutomaticSteel

QUICK FACTS

BRAND

Seiko

REFERENCE

SDKS023

COLLECTION

King Seiko

MOVEMENT

Automatic

CALIBER

6R55

CASE MATERIAL

Steel

CRYSTAL

Sapphire Crystal

WATER RESISTANCE

100m (swimming)

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Last updated 8 Oct 2026Suggest a correction

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Seiko King Seiko

TECHNICAL SPECIFICATIONS

CASE

MOVEMENT

BRACELET/STRAP

FEATURES & COMPLICATIONS

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