Seiko Cal. 6393 - 920

The 6393-920 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6393 caliber with 19j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-1d7b37eeb662]

Also known as: Bellmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1981

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