Seiko Cal. 3888 - 344

This Spring Drive model from 1974 features a 40mm PVD Black case. It features a Cream dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-96c5bf92e938]

Also known as: Silverwave, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1974

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