Seiko Cal. 3889 - 493

The Seiko 3889-493 represents an important milestone in Seiko's 1975 lineup. Powered by the 3889 caliber with 17j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-077476442dde]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1975

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