Seiko Cal. 6642 - 218

Released in 1986, the Cal. 6642 with design code 218 was part of Seiko's domestic market collection. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-eea1ccf5ea20]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1986

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