Seiko Cal. 7163 - 421

The Seiko 7163-421 represents an important milestone in Seiko's 1996 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-ff49b6715c40]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1996

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