3.40 ct Blue Square Cushion Cut Natural Unheated Sapphire

SKU: BS433

$0 AUD


3.40 carat square cushion shape certified untreated blue sapphire from Sri Lanka. This colour is also known as Ceylon cornflower blue sapphire. Such stunning brilliance and depth of vivid medium blue colour in rare square shape. This truly is a gem not to be missed. 

Unheated means the sapphire has not had any treatment including heat treatment to enhance its colour or cleanliness. Ethically sourced in its rough form, this gem is natural earth mined in Kuruvita, Sri Lanka. 

Create one of a kind square cushion cut custom sapphire engagement ring with this natural loose gemstone. 

Square cushion cut Ceylon sapphire custom engagement ring ideas;

  • White diamond halo white gold sapphire ring with the sapphire being set in claws
  • Solitaire sapphire with some diamonds on the band to add more sparkles. 
  • This sapphire is stunning to be set in a solitaire sapphire engagement ring. 

Certificate will be uploaded shortly.  Watch video below to see this sparkle. 

Species: Natural Corundum
Colour: Vivid Medium Blue 
Carat: 3.40
Shape & Cut: Cushion mixed cut
Clarity: Eye Clean 
Dimensions (mm):

8.17 x 8.15 x 5.91

Enhancement: None
Origin: Ceylon
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