Antique Art Deco Diamond & Platinum Engagement Ring .60 Old European Center Diamond cluster art deco platinum engagement ring. The center stone is a .60 carat Old European Cut J Color Vvs1 clarity diamond. From its sides is another .40 carats of H/I color Vvs1 clarity diamonds. It is in excellent estate condition and ready to wear. The rings face measures about .90" long and stands about .25" off of the finger The ring is a size 10 - 10.25 The entire piece weighs a total of 9.1 grams