Seiko Cal. 4428 - 400

Seiko 4428-400

This Hand-Winding model from 1987 features a 39mm Gold-Plated case. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-a242a7ca206b]

Also known as: Turtle, Samurai

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
15.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
50m
Dial Color
Black
Jewels
30j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1987

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