Seiko Cal. 6639 - 189

Seiko 6639-189

The Seiko 6639-189 represents an important milestone in Seiko's 1993 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-9a8893fede12]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
White
Jewels
22j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1993

Related Models

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