Seiko Cal. 4490 - 712

The Seiko 4490-712 represents an important milestone in Seiko's 1984 lineup. Powered by the 4490 caliber with 33j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-dd14ab33e35c]

Also known as: Turtle, Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1984

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