Seiko Cal. 4587 - 221

The Seiko 4587-221 represents an important milestone in Seiko's 1965 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-cf42fb6ff58c]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1965

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