Total Carat Weight approx. What is Signity Diamonds? Here is a quick comparison and few facts about Signity Diamonds. Signity Diamond’s are bright white man made diamonds with more sparkle than natural diamonds. They are bright and sparkly and display more fire than the best grade of diamonds as shown in the table below. Gem Type (Best Grades). Hardness (Moh’s Scale). Dispersion or “Fire” (Sparkle). 0.65 more than diamond. Signity Diamond’s have more fire than diamonds at. 065 dispersion compared to diamonds at. Signity Diamond’s excellent cut is equal to ideal cut diamonds, the best cut for reflection and loop clean. Their cut is so accurate a star is visible through the top of the crown with a diamond scope. They are amazingly white, bright and sparkly compared to most of the diamonds in the market. Signity Diamonds will last for lifetime and they are popularly recognised in the diamond trade as High End Diamond Simulant or Man Made Diamonds. Want to add personal touch to this piece? Ring Resizing All Ring Size Available. Metal Color Change (White/Yellow/Rose/Black). Engraving (Name or any message – no of characters subject to size of jewelry). Tracking will be provided when it becomes available. So better communicate for faster resolution to any disputes.