Seiko Cal. 3878 - 774

The Seiko 3878-774 represents an important milestone in Seiko's 1972 lineup. Powered by the 3878 caliber with 28j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-998e1a9494cf]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1972

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