Seiko Cal. 0770 - 689

The Seiko 0770-689 represents an important milestone in Seiko's 1990 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-87ccb649fcd3]

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1990

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