1 pcs Blue Sapphire - 2.58 ct - Antwerp Laboratory for Gemstone Testing (ALGT)





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One 2.58 carat oval sapphire (natural corundum) with intense blue color, transparent, no heat treatment, identified by the Antwerp Laboratory for Gemstone Testing (ALGT).
Description from the seller
ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ................................................................................................. Natural Corundum
Variety ...................................................................................................................... Sapphire
DESCRIPTION
Shape & Cutting Style ......................................................................... Oval, Mixed Cut
Measurements .......................................................................... 7.60 x 5.38 x 5.97 mm
Carat Weight ...................................................................................................... 2.58 Carat
Color ................................................................................................................... Intense Blue
Transparency .................................................................................................. Transparent
COMMENTS
No indications of heating.
18 November, 2025
82717909
ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ................................................................................................. Natural Corundum
Variety ...................................................................................................................... Sapphire
DESCRIPTION
Shape & Cutting Style ......................................................................... Oval, Mixed Cut
Measurements .......................................................................... 7.60 x 5.38 x 5.97 mm
Carat Weight ...................................................................................................... 2.58 Carat
Color ................................................................................................................... Intense Blue
Transparency .................................................................................................. Transparent
COMMENTS
No indications of heating.
18 November, 2025
82717909

