Seiko Cal. 5242 - 906

This Spring Drive model from 1974 features a 34mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-0ae151ab9388]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1974

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