Seiko Cal. 6181 - 169

This Spring Drive model from 1971 features a 39mm PVD Black case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-223d59ccd83a]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1971

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