Seiko Cal. 4513 - 633

This Spring Drive model from 1975 features a 39mm Stainless Steel case. It features a White dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-0abdf5276bb6]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1975

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