Seiko Cal. 3812 - 899

Released in 1966, the Cal. 3812 with design code 899 was part of Seiko's domestic market collection. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-065cc4a48ff1]

Also known as: UFO, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1966

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