Seiko Cal. 3866 - 340

Seiko 3866-340

This Hand-Winding model from 1968 features a 45mm Hardlex-Coated Steel case. Powered by the 3866 caliber with 32j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-6393969c8004]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
12.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
50m
Dial Color
Cream
Jewels
32j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1968

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seikata-wm-6393969c8004