Seiko Cal. 6398 - 257

The Seiko 6398-257 represents an important milestone in Seiko's 1983 lineup. Powered by the 6398 caliber with 24j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-9d68c1149de3]

Also known as: Pogue, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1983

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