Seiko Cal. 5287 - 856

The Seiko 5287-856 represents an important milestone in Seiko's 1978 lineup. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-6df86ee41fab]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1978

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