Seiko Cal. 7139 - 583

The Seiko 7139-583 represents an important milestone in Seiko's 1979 lineup. It features a Green dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-a4a55798f291]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1979

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