Seiko Cal. 4428 - 732

Seiko 4428-732

The 4428-732 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-837565f04215]

Also known as: Samurai, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
12.5mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Black
Jewels
34j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1979

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seikata-wm-837565f04215