Seiko Cal. 6689 - 420

This Automatic model from 1984 features a 42mm Gold-Plated case. Powered by the 6689 caliber with 18j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-370d531a6c42]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1984

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