Seiko Cal. 4478 - 622

This Spring Drive model from 1986 features a 43mm Hardlex-Coated Steel case. Powered by the 4478 caliber with 17j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-4d8dd569f93e]

Also known as: Panda, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1986

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