Seiko Cal. 6381 - 231

This Spring Drive model from 1971 features a 44mm Gold-Plated case. With its 20mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-584161665a52]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1971

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