Seiko Cal. 6641 - 474

This Spring Drive model from 1985 features a 43mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-3e74a3c34784]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1985

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