Seiko Cal. 3880 - 337

This Spring Drive model from 1965 features a 37mm Gold-Plated case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b6d8691fb1bf]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1965

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