Seiko Cal. 3878 - 112

The Seiko 3878-112 represents an important milestone in Seiko's 1974 lineup. Powered by the 3878 caliber with 31j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-778d2809f50c]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1974

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