Seiko Cal. 4521 - 356

Seiko 4521-356

This Hand-Winding model from 1979 features a 43mm Gold-Plated case. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-e595293437a2]

Also known as: Turtle, Monster

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
43mm
Case Thickness
8.9mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Green
Jewels
35j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1979

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seikata-wm-e595293437a2