Seiko Cal. 4587 - 139

The Seiko 4587-139 represents an important milestone in Seiko's 1969 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-9c8b24ba173e]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1969

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