Seiko Cal. 3880 - 970

This Spring Drive model from 1966 features a 41mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-e058102fa92a]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1966

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