Seiko Cal. 6644 - 801

The Seiko 6644-801 represents an important milestone in Seiko's 1988 lineup. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-5e766b88de6c]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1988

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