An 18k white gold solitaire ring with a black diamond
An 18k white gold solitaire ring with a black diamond
Custom made ring set with a brilliant-cut black diamond (ca. 1.50 ct). Hallmarks: Fineness 750, maker's mark "FM". Ring size 55. Weight 14.25 g.
Falko Marx, Cologne.
Provenance
Acquired from the goldsmith.