Seiko Cal. 5646 - 442

Seiko 5646-442

This Automatic model from 1973 features a 45mm PVD Black case. Powered by the 5646 caliber with 17j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-7fef7441a672]

Also known as: Samurai, Goldfeather

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
45mm
Case Thickness
8.1mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Navy
Jewels
17j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1973

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