Seiko Cal. 5689 - 987

The Seiko 5689-987 represents an important milestone in Seiko's 1976 lineup. It features a Navy dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-b0f938164119]

Also known as: Samurai, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1976

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