Seiko Cal. 6641 - 122

The Seiko 6641-122 represents an important milestone in Seiko's 1972 lineup. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-d30407da038f]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1972

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