Seiko Cal. 6643 - 115

The Seiko 6643-115 represents an important milestone in Seiko's 1979 lineup. It features a Cream dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-4fe5e8689e08]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1979

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