Seiko Cal. 6180 - 721

The Seiko 6180-721 represents an important milestone in Seiko's 1972 lineup. Powered by the 6180 caliber with 24j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-f300d82d4d01]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1972

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