Seiko Cal. 7163 - 866

The 7163-866 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-dd874560bb73]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1975

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