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Nice mix of blue and yellow color zones.  Second photo shows th stone upside down.
Weight: 1.60 ct, Size: 6.8x5.4 mm, Shape: oval
Color: blue/yellow, Locality: Sri Lanka, SKU: YB584
 $1920.00
Yellow center with blue ends.
Weight: 2.02 ct, Size: 8.7x4.8 mm, Shape: rectangle-cut corners
Color: blue/yellow, Locality: Sri Lanka, SKU: YB583
 $3232.00
Nice distribution of yellow and blue color zones.
Weight: 2.39 ct, Size: 7.4 mm, Shape: hexagon
Color: blue/yellow, Locality: Sri Lanka, SKU: YB249
 $4780.00
Blue and yellow color zones.
Weight: 2.64 ct, Size: 7.1x7.0mm, Shape: square-cut corners
Color: bicolor, Locality: Madagascar, SKU: YB090
 $5280.00