Seiko Cal. 3835 - 666

The Seiko 3835-666 represents an important milestone in Seiko's 1987 lineup. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-5a1017bfa351]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1987

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