Seiko Cal. 6644 - 634

The Seiko 6644-634 represents an important milestone in Seiko's 1994 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-2ee0408e4071]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1994

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