Here we have a nice, collectible and rare 20 m Gold-plated Case & bracelet, quartz wrist watch, a De Ville ladies model of Omega. The watch manifactured by Omega Watch Co in 1985. The quartz movement (Cal. 1455 with 6 jewels) runs properly. The case from right to left is about 17 mm, up to down is about 22 mm, the thickness is about 5 mm and the band is about 17 cm (excluding the case). Pictures shows current look of the watch, there is no photoshop or any renovation on them so you'll get what
CataWiki
Assen Net
https://www.catawiki.it/