Seiko Cal. 6321 - 576

The Seiko 6321-576 represents an important milestone in Seiko's 1972 lineup. With its 18mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-5a0d30d80454]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1972

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