Seiko Cal. 6399 - 770

The Seiko 6399-770 represents an important milestone in Seiko's 1966 lineup. It features a Green dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-7d47cfd6e51c]

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1966

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