Seiko Cal. 0764 - 304

This Spring Drive model from 1976 features a 35mm Gold-Plated case. It features a White dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-a3a90d426be9]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1976

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