Natural Afghanistan Blue Sapphire 4.51 ct — Round Cut, Untreated

A stunning 4.51-carat natural blue sapphire from Afghanistan — round-cut, completely untreated, with vivid saturation.

Afghanistan’s sapphires are renowned for their intense, electric blue color. This 4.51-carat round is untreated — no heat, no diffusion — making it exceptionally rare and desirable for collectors and bespoke jewelry.

Gemstone Details

• Gemstone: Natural Blue Sapphire
• Weight: 4.51 carats
• Cut: Round
• Origin: Afghanistan
• Treatment: None — 100% untreated & natural

Our Promise

• 100% natural, genuine gemstone — guaranteed
• Certification available on request
• Free fully insured US shipping on every order, with tracking
• Carefully packaged in luxury gift-ready presentation

A rare untreated treasure — where every gem tells a story.