Seiko Cal. 6612 - 789

The Seiko 6612-789 represents an important milestone in Seiko's 1980 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-5ab7bcced3c2]

Also known as: Monster, Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1980

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