Seiko Cal. 6398 - 444

Seiko 6398-444

The 6398-444 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6398 caliber with 34j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-60fc07f4509d]

Also known as: Bullhead, Silverwave

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
14.2mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
50m
Dial Color
Black
Jewels
34j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1982

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