Seiko Cal. 4521 - 858

This Hand-Winding model from 1976 features a 40mm Gold-Plated case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-716a09de4ef1]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1976

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