Seiko Cal. 4581 - 643

Seiko 4581-643

The 4581-643 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4581 caliber with 17j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-6a39daa28a12]

Also known as: Samurai, Pogue

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
41mm
Case Thickness
14.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
180m
Dial Color
Green
Jewels
17j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1996

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