Seiko Cal. 4427 - 786

This Quartz model from 1974 features a 39mm Gold-Plated case. Powered by the 4427 caliber with 34j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-b450a83cf25a]

Also known as: Monster, UFO

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1974

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