Seiko Cal. 6317 - 178

The 6317-178 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-a3ae18f0edc7]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1990

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