Seiko Cal. 4420 - 561

Seiko 4420-561

The 4420-561 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-dbc8fda78590]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
11.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
35j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1965

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