Seiko Cal. 4528 - 491

Seiko 4528-491

The 4528-491 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-2f7dd8941f9f]

Also known as: Silverwave

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
9.8mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
70m
Dial Color
Black
Jewels
27j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1975

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