Seiko Cal. 5290 - 186

The Seiko 5290-186 represents an important milestone in Seiko's 1968 lineup. With its 19mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-f814d6cdef8f]

Also known as: Tuna, Crown

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1968

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