Seiko Cal. 5688 - 779

The 5688-779 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-4d4f4dbfa0fe]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1997

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