Seiko Cal. 6391 - 565

The Seiko 6391-565 represents an important milestone in Seiko's 1982 lineup. With its 22mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-851cade427b9]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1982

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