Seiko Cal. 4420 - 844

Seiko 4420-844

This Spring Drive model from 1975 features a 36mm Hardlex-Coated Steel case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-012d87faacc0]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
14.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1975

Related Models

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