This ring is made of 14k plumb rose gold and weighs 2.84 grams. The ring contains a natural round brilliant diamond that weighs 1.22 carats. The diamond is GIA certified as J color and SI2 clarity. The cut, polish and symmetry are excellent. The GIA lab report no: 5192156821. The head design is a 4 prong open basket and the shank has geometric diamond cut edges going all the way around.