Seiko Cal. 6393 - 992

The Seiko 6393-992 represents an important milestone in Seiko's 1976 lineup. Powered by the 6393 caliber with 25j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-0457a4af7cca]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1976

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