Seiko Cal. 3876 - 815

The Seiko 3876-815 represents an important milestone in Seiko's 1986 lineup. With its 19mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-0ce921b994cf]

Also known as: Sumo, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1986

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