Four Prong Round Tiffany Settings (.13ct-6ct) Prong Settings

14K, 18K and PT Settings are Die-Struck. SS Settings are Casted.

Six Prong Round Standard High Base Settings (Die-Struck) ... Prong Settings

14K and PT Settings are Die-Struck. 18K Settings are Casted.

Six Prong Round Tiffany Settings (Die-Struck) (.12ct-6ct) Prong Settings

14K, 18K and PT Settings are Die-Struck. SS Settings are Casted.