Seiko Cal. 6643 - 386

Seiko 6643-386

The 6643-386 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6643 caliber with 18j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-9ef3b08831cc]

Also known as: Samurai, Arnie

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
8.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Navy
Jewels
18j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1980

Related Models

seikata-wm-9ef3b08831cc