Seiko Cal. 6689 - 987

The Seiko 6689-987 represents an important milestone in Seiko's 1994 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-5eb36678f084]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1994

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