Seiko Cal. 4467 - 638

This Spring Drive model from 1997 features a 37mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-24086a9c80ec]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1997

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