Seiko Cal. 5680 - 511

This Spring Drive model from 1970 features a 45mm Gold-Plated case. With its 21mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-04d701dd9b62]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1970

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