Seiko Cal. 3828 - 862

Released in 1975, the Cal. 3828 with design code 862 was part of Seiko's domestic market collection. With its 18mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-79fa9bd2dc6b]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1975

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