Seiko Cal. 7178 - 681

The 7178-681 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-e90964036add]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1972

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