This is a custom cocktail ring made in the 1990's.
The ring contains:
Platinum ring with Natural Tanzanite center & surrounding diamonds.
1 Center round Tanzanite weighing 6.59ct
This is an absolutely stunning Tanzanite that is deeply vivid in color - The Tanzanite is a natural Tanzanite that is deep violet blue.
8 Princess cut diamonds @ 1.05tcw of F/G-VVS quality &
64 Round brilliant diamonds @ 1.35tcw of F/G-VS quality
The ring measures:
15mm by 9.6mm
The ring weighs:
23.59g
Ring size 7