Seiko Cal. 6643 - 201

The Seiko 6643-201 represents an important milestone in Seiko's 1993 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-c977f0fc8b54]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1993

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