Seiko Cal. 6393 - 369

The Seiko 6393-369 represents an important milestone in Seiko's 1970 lineup. Powered by the 6393 caliber with 29j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-8fe474ae75ff]

Also known as: Bullhead, Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1970

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