Seiko Cal. 4413 - 985

Seiko 4413-985

The 4413-985 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4413 caliber with 17j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-4a13b1b311b2]

Also known as: Monster

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
39mm
Case Thickness
15.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Cream
Jewels
17j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1967

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seikata-wm-4a13b1b311b2