Seiko Cal. 6644 - 219

Seiko 6644-219

The 6644-219 is a sought-after Solar piece from Seiko's golden era. Powered by the 6644 caliber with 33j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-9eddacfa62b4]

Also known as: Bullhead

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
14.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
33j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1991

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