Seiko Cal. 5689 - 893

The Seiko 5689-893 represents an important milestone in Seiko's 1986 lineup. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-d0499ce91a44]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1986

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