Seiko Cal. 6284 - 921

Released in 1975, the Cal. 6284 with design code 921 was part of Seiko's domestic market collection. With its 19mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-2ca3de8e85f9]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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