Seiko Cal. 6398 - 896

The 6398-896 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6398 caliber with 20j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-e39698de96c4]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1967

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