Seiko Cal. 5210 - 503

The Seiko 5210-503 represents an important milestone in Seiko's 1977 lineup. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-0edb08999d4d]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1977

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