Seiko Cal. 4418 - 991

This Hand-Winding model from 1980 features a 39mm Gold-Plated case. Powered by the 4418 caliber with 30j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-aea0b625e95d]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1980

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