Lab Created synthetic Alexandrite color change Marquise Corundum gems
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Lab Created Alexandrite #46 Marquise (Corundum )
Lab Created Alexandrite #46 Marquise (Corundum )

Lab Created - Synthetic corundum
  • Chemical composition : Al2O3 
  • Crystal Structure : Hexagonal 
  • Purity : 99.99% 
  • Refractive Index : 1.717
  • Density : 3.98-4.1 g/cm3
  • Hardness Mohs : 9
  • Manufacturing Method : Verneuil, also called Flame  Fusion
lab created dark alexandrite marquise

Product nameTotal PcsPrice/ PcsPrice/ LotLotAction
Lab Created Alexandrite#46, 4x2mm Marquise, 250pcs/lot, 250 $0.280 $70.00
Lab Created Alexandrite#46, 5x2.5mm Marquise, 250pcs/lot, 250 $0.350 $88.00
Lab Created Alexandrite#46, 6x3mm Marquise, 200pcs/lot, 200 $0.385 $77.00
Lab Created Alexandrite#46, 7x3.5mm Marquise, 200pcs/lot, 200 $0.490 $98.00
Lab Created Alexandrite#46, 8x4mm Marquise, 100pcs/lot, 100 $0.700 $70.00
Lab Created Alexandrite#46, 10x5mm Marquise, 50pcs/lot, 50 $1.050 $53.00
Lab Created Alexandrite#46, 12x6mm Marquise, 50pcs/lot, 50 $1.400 $70.00
Lab Created Alexandrite#46, 14x7mm Marquise, 40pcs/lot, 40 $2.275 $91.00
Lab Created Alexandrite#46, 16x8mm Marquise, 20pcs/lot, 20 $3.850 $77.00
Lab Created Alexandrite#46, 20x10mm Marquise, 20pcs/lot, 20 $3.850 $77.00