Seiko Cal. 6632 - 139

The Seiko 6632-139 represents an important milestone in Seiko's 1976 lineup. Powered by the 6632 caliber with 23j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-a6e3c515a6fb]

Also known as: Rally, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1976

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