Seiko Cal. 4423 - 780

Seiko 4423-780

The 4423-780 is a sought-after Solar piece from Seiko's golden era. With its 20mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-ff7fd64dfadb]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
38mm
Case Thickness
11.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
40m
Dial Color
White
Jewels
21j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1979

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