Seiko Cal. 4587 - 690

The Seiko 4587-690 represents an important milestone in Seiko's 1972 lineup. It features a Black dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-170163314c12]

Also known as: Bellmatic, Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1972

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