Seiko Cal. 6399 - 150

The Seiko 6399-150 represents an important milestone in Seiko's 1990 lineup. With its 20mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-9c202504e29e]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1990

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