Seiko Cal. 6637 - 481

The Seiko 6637-481 represents an important milestone in Seiko's 1989 lineup. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-1fb84f252d1a]

Also known as: Panda, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1989

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