Seiko Cal. 4521 - 630

This Hand-Winding model from 1969 features a 38mm PVD Black case. It features a Champagne dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-07b333b29cef]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1969

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