Seiko Cal. 3889 - 978

The Seiko 3889-978 represents an important milestone in Seiko's 1994 lineup. Powered by the 3889 caliber with 28j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-6edf799ecdb4]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1994

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