Seiko Cal. 6317 - 556

The Seiko 6317-556 represents an important milestone in Seiko's 1985 lineup. With its 18mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-efdfb1b32c8d]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1985

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