Seiko Cal. 6646 - 386

The Seiko 6646-386 represents an important milestone in Seiko's 1987 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e5e299dc5dc6]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1987

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