Seiko Cal. 3878 - 444

The Seiko 3878-444 represents an important milestone in Seiko's 1979 lineup. It features a Silver dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-d3474c568abb]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1979

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