Seiko Cal. 4471 - 672

Seiko 4471-672

This Kinetic model from 1970 features a 40mm PVD Black case. Powered by the 4471 caliber with 23j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-ce0ef5def704]

Also known as: Sumo

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
40mm
Case Thickness
12.5mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Navy
Jewels
23j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1970

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