Seiko Cal. 3812 - 669

Released in 1978, the Cal. 3812 with design code 669 was part of Seiko's domestic market collection. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-37f054cd3bad]

Also known as: UFO, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1978

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