Seiko Cal. 4487 - 364

The Seiko 4487-364 represents an important milestone in Seiko's 1966 lineup. It features a Black dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-16057bbe6f8a]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1966

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