Seiko Cal. 4420 - 123

Seiko 4420-123

The 4420-123 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-fc197e31b044]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
13.2mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Burgundy
Jewels
20j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1977

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