Platinum Finish Cobalt Chrome Men Solitaire Ring with 1.03 ct. Brillianite by Gestalt Couture&reg;. 9mm. Comfort Fit. Original GestaltCouture Brand. 1.03 carat Brillianite (6.5 mm) - The Royalty of Diamond Simulants. Flawless Cobalt Chrome (not plated). 4 times harder than Platinum 100% Satisfaction Guaranteed. Unique Contemporary Design.