Vintage Swank Royal Copenhagen blue and gold porcelain Fishermans anchor and rope square cufflinks

Vintage Swank Royal Copenhagen blue and gold porcelain Fishermans anchor and rope square cufflinks. The shiny gold tone square cufflinks have a rounded and pointed border. There is a glossy, dark cobalt blue plaque with a bright gold traditional anchor.
Vintage 1970s
Gold Filled Metal, Enameled Porcelain
1" square and 3/16" thick.
The cufflinks are in very good vintage condition.