Seiko Cal. 7163 - 764

The Seiko 7163-764 represents an important milestone in Seiko's 1976 lineup. It features a Silver dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-71b65ec43f1a]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1976

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