Seiko Cal. 6393 - 936

The 6393-936 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6393 caliber with 28j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-75111ffe8bbd]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1989

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