Seiko Cal. 6670 - 632

The 6670-632 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6670 caliber with 27j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-4c234d14fc34]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1980

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