Seiko Cal. 5643 - 218

This Spring Drive model from 1966 features a 35mm PVD Black case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-a8faab5af340]

Also known as: Samurai, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1966

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