Seiko Cal. 3866 - 528

Seiko 3866-528

The 3866-528 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-5e6420fee65a]

Also known as: Tuna, Crown

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
14.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
100m
Dial Color
Silver
Jewels
36j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1975

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seikata-wm-5e6420fee65a