This magnificent 4.09-carat natural sapphire commands attention with its substantial presence and refined oval faceted cut. Measuring 10.9 x 7.9 x 5.4 mm, the stone showcases a deep, mesmerizing blue tone perfected through thermal treatment. With slight inclusions that confirm its natural heritage, this gemstone delivers authentic character and enduring beauty. An exceptional selection for significant jewelry pieces, this sapphire represents a premium investment for collectors and connoisseurs seeking a gemstone of considerable weight and distinguished elegance.