Antique 1920s 0.60 Carat Old Mine Diamond Gold Ring

This ring features a 0.60 carat old mine cut diamond in a gold setting, dating to the 1920s. The diamond is colorless and displays the characteristic faceting pattern of old mine cuts, which typically show larger facets and a deeper pavilion than modern brilliant cuts. Old mine diamonds were the predominant cutting style before the development of the modern round brilliant in the early 20th century, making this stone representative of its era. No treatment information or certification details were provided.