Seiko Cal. 4421 - 717

This Hand-Winding model from 1984 features a 42mm Gold-Plated case. Powered by the 4421 caliber with 26j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-33b2808c6e2e]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1984

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