Seiko Cal. 6615 - 821

The Seiko 6615-821 represents an important milestone in Seiko's 1971 lineup. With its 19mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-feda16a275bf]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1971

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