Seiko Cal. 6389 - 579

The 6389-579 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6389 caliber with 19j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-65ee22070e47]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

19j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1970

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