Seiko Cal. 6644 - 798

Seiko 6644-798

The 6644-798 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6644 caliber with 34j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-d046c0d6b960]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
15.5mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1991

Related Models

seikata-wm-d046c0d6b960