Seiko Cal. 6646 - 513

The Seiko 6646-513 represents an important milestone in Seiko's 1988 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-f7fe4ed08d50]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1988

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