Seiko Cal. 6630 - 667

The Seiko 6630-667 represents an important milestone in Seiko's 1994 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-6560d4b8ab32]

Also known as: Tuna, Rally

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1994

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