Stunning Art Deco Filagree Diamond Platinum Ring. This is a beautiful original art deco platinum diamond ring with a stunning filagree setting with 83 total diamonds. The center diamond is an I color SI-1 clarity transitional cut diamond that weighs .50 carats. Total diamond weight is 3.00 carats. It is marked 950 for platinum. Ring Size 7 1/2. Weight 8.7 grams, The face of the ring measures 26mm by 25mm. Excellent Condition