Seiko Cal. 6390 - 779

The 6390-779 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6390 caliber with 35j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-67ac21ffa514]

Also known as: Shogun, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1971

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