Seiko Cal. 7180 - 818

The 7180-818 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-4af13ea29f7a]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1997

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