Seiko Cal. 4415 - 380

This Spring Drive model from 1965 features a 37mm Gold-Plated case. With its 20mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-ea63cf50d3c1]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1965

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