Seiko Cal. 6689 - 320

The Seiko 6689-320 represents an important milestone in Seiko's 1982 lineup. It features a Green dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-59ca3a867f4d]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1982

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