Seiko Cal. 3878 - 855

The Seiko 3878-855 represents an important milestone in Seiko's 1987 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-83204f466bf3]

Also known as: Shogun, UFO

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1987

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