Seiko Cal. 4428 - 242

Seiko 4428-242

The 4428-242 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-6001db21b576]

Also known as: Monster, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
14.7mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1973

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seikata-wm-6001db21b576