Seiko Cal. 4521 - 189

This Spring Drive model from 1974 features a 45mm Gold-Plated case. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-e43ef96810a4]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1974

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