Seiko Cal. 6638 - 301

Released in 1991, the Cal. 6638 with design code 301 was part of Seiko's domestic market collection. It features a Cream dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-6960236cb6ef]

Also known as: Bullhead, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1991

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