Seiko Cal. 6389 - 780

Released in 1978, the Cal. 6389 with design code 780 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-7219749d841f]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1978

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