Seiko Cal. 3855 - 850

Released in 1971, the Cal. 3855 with design code 850 was part of Seiko's domestic market collection. With its 20mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-9eb222ac9039]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1971

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