Set a world record at auction; known for its stunning cushion cut [14, 31]. Private Collection [14] 1404.49 carats
If you are looking for a high-quality piece, experts at the GIA and Brilliant Earth suggest focusing on these "4 Cs": Sapphire Blue
: A well-proportioned cut is essential to bring out the stone's brilliance and prevent it from looking dull or "inky" [24, 25, 29]. Set a world record at auction; known for
: The gem reached modern heights of fame through Princess Diana's 12-carat engagement ring , which is now worn by Catherine, Princess of Wales [6, 9, 29]. : Ranking a 9 on the Mohs scale
: Ranking a 9 on the Mohs scale , sapphires are the second hardest natural gemstones after diamonds [4, 17, 28]. This makes them exceptionally durable for everyday jewelry, such as engagement rings [21, 23]. Famous Sapphire Pieces Famous Gemstone Key Characteristic The Logan Sapphire 423.29 carats
The largest known blue star sapphire in the world, discovered in 2016 [14, 17]. Private Collection [14]