Seiko Cal. 5681 - 966

The Seiko 5681-966 represents an important milestone in Seiko's 1987 lineup. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-c1109396345d]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1987

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