Seiko Cal. 4587 - 412

The Seiko 4587-412 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-f17cbf1f689e]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1973

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