Seiko Cal. 3878 - 768

The Seiko 3878-768 represents an important milestone in Seiko's 1986 lineup. Powered by the 3878 caliber with 24j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-bdcada00ec99]

Also known as: Tuna, Pogue

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1986

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