An estate,  Tiffany & Co. oval sapphire ring with prong set round diamond shank, in platinum. Circa 2000
Vintage & Estate Collection
1 oval sapphire: 0.75 total carat weight 
16 single-cut diamonds: 0.10 total carat weight 
F-G color, VVS1-VS1 clarity 
Size: 6.00 - alterable 
Size:6.0