Seiko Cal. 4420 - 820

Seiko 4420-820

The 4420-820 is a sought-after Solar piece from Seiko's golden era. With its 18mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-82c3c3b021dd]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
36mm
Case Thickness
10.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Navy
Jewels
23j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1989

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seikata-wm-82c3c3b021dd