Seiko Cal. 5651 - 928

The Seiko 5651-928 represents an important milestone in Seiko's 1978 lineup. With its 18mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-bca058147ddc]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1978

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