Seiko Cal. 6163 - 939

The Seiko 6163-939 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-8c0430f13c4e]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1971

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