Seiko Cal. 4587 - 139

The Seiko 4587-139 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-a205220e0e5d]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1971

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