Seiko Cal. 6398 - 856

Seiko 6398-856

The 6398-856 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6398 caliber with 20j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-c9e1c6bf2940]

Also known as: Sportsmatic

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
34mm
Case Thickness
11.0mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Cream
Jewels
20j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1977

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