Seiko Cal. 4522 - 270

This Spring Drive model from 1970 features a 40mm PVD Black case. Powered by the 4522 caliber with 33j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-f2541210b2da]

Also known as: Shogun, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1970

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