Natural Australian Bio Color Sapphire Gemstone, Blue Sapphire Oval Faceted Cut Stone, Greenish Blue Sapphire Oval For Jewelry Making

This natural Australian sapphire showcases a distinctive bi-color character—grey-blue tones with warm golden undertones—cut into a graceful oval facet. Weighing 3.45 carats and measuring 10x8x5mm, it's an untreated stone ideal for bespoke jewelry design or collecting. With a hardness rating of 9 on the Mohs scale, sapphire offers the durability needed for pieces meant to endure and be passed down.