Seiko Cal. 0764 - 821

The Seiko 0764-821 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-64539bf123b4]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1979

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