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SDKA021

Seiko

SDKA021

In production All SDKA references →
Caliber
6L35
Case diameter
39.4mm
Water resistance
50 m
Power reserve
45h

Seiko SDKA021: caliber 6L35, 39.4 mm case, 50 m water resistance.

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Specifications

Specifications from Seiko, last seen 2026-09-21.

Movement

Caliber
6L35 All 6L35 watches →
Movement
Automatic
Power reserve
45h
Jewels
26

Case & crystal

Case material
Stainless steel
Case diameter
39.4mm
Case thickness
9.9mm
Lug to lug
43.6mm
Crystal
Box shaped sapphire crystal

Resistance

Water resistance
50 m
Magnetic resistance
Antimagnetic

Catalogue

Family
SDKA
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More Seiko SDKA references