Seiko Cal. 3850 - 298

The Seiko 3850-298 represents an important milestone in Seiko's 1970 lineup. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-20ecaa41f35b]

Also known as: Monster, Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1970

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