Seiko Cal. 4481 - 697

Seiko 4481-697

The 4481-697 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4481 caliber with 17j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-6ab3783a0c09]

Also known as: Sumo

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
39mm
Case Thickness
15.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
White
Jewels
17j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1975

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seikata-wm-6ab3783a0c09