Seiko Cal. 6684 - 656

The Seiko 6684-656 represents an important milestone in Seiko's 1987 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-510f71646ac6]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1987

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