Seiko Cal. 6163 - 683

The Seiko 6163-683 represents an important milestone in Seiko's 1974 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-fb497bfce2a1]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1974

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