Seiko Cal. 4420 - 498

Seiko 4420-498

This Quartz model from 1971 features a 40mm Two-Tone case. Powered by the 4420 caliber with 31j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-ab3735775b4b]

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
40mm
Case Thickness
12.1mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
120m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1971

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seikata-wm-ab3735775b4b