Seiko Cal. 6174 - 550

The 6174-550 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6174 caliber with 28j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-730b8ab2d72a]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1977

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