Seiko Cal. 5231 - 286

The Seiko 5231-286 represents an important milestone in Seiko's 1985 lineup. With its 22mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-ae7e303783dc]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1985

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