Seiko Cal. 3865 - 869

The Seiko 3865-869 represents an important milestone in Seiko's 1970 lineup. With its 19mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-0d1f281fea68]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1970

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