Seiko Cal. 4427 - 305

Seiko 4427-305

This Quartz model from 1970 features a 46mm Titanium case. Powered by the 4427 caliber with 21j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-ea3e03ddb2d6]

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
46mm
Case Thickness
9.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Black
Jewels
21j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1970

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