Seiko Cal. 3878 - 517

The Seiko 3878-517 represents an important milestone in Seiko's 1995 lineup. With its 19mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-29c7f71eb046]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1995

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