Seiko Cal. 6664 - 905

The Seiko 6664-905 represents an important milestone in Seiko's 1983 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-3cbf5cd8e4c4]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1983

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