Seiko Cal. 4438 - 958

This Spring Drive model from 1981 features a 39mm Gold-Plated case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d4da0ec55a61]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1981

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