Model referencecal. 7018medium confidence

YCA020

クロノグラフ · catalogued in 1976

Identifiers

Caliber: 7018

From the catalogue

Jewels: 23
List price: 25,000円
Specs: SS 自動巻クロノストップウオッチ防水

silver dial, chronograph, day

Appears in

1976 Seiko Catalog Vol.1p.46