Seiko Cal. 4413 - 531

This Spring Drive model from 1970 features a 42mm Stainless Steel case. It features a Champagne dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-fdcccd5d0cd9]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1970

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