Seiko Cal. 4427 - 786

Seiko 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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