Seiko Cal. 6646 - 592

The Seiko 6646-592 represents an important milestone in Seiko's 1984 lineup. It features a Black dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-734a6c1d380b]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1984

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