MELLERIO DITS MELLER Solitaire ring in platinum, early 20th century. Set with a 1.26-carat old-cut brilliant. The brilliant is set on either side with 4 small brilliants. In its original black leather case monogrammed ES. The ring bears the Mellerio hallmark, is signed and numbered, and the address is engraved on the ring body. The diamond is accompanied by a preliminary LFG certificate dated 04/28/2023, stating: color: I, clarity: VS1, luminescence: strong.