20 cts Auction Grade Natural Star Sapphire Gemstone | Oval Cabochon

This celestial wonder- a colossal 20-carat natural star sapphire goes way beyond the ordinary. This is not just a gemstone; it is a piece of the sky captured in stone. Weighing a jaw-dropping carats, this oval cabochon commands attention with a presence that is completely majestic.

Imagine cradling a star in your palm. That's the charm of this auction-grade marvel. Its domed surface serves a celestial stage, showcasing a star that dances across the gem with every movement. This asterism, a six-rayed star that floats within the stone, is nature's light show- - an optical phenomenon so captivating that it borders on magical.

This 20-carat star sapphire is not just a purchase, it is an investment in wonder that will stand the test of time.

Please inquire about availability before checkout.

If you are a gemstone collector, you may simply tap Add to Cart and proceed to checkout to purchase this stone on its own.

If you would like to design a ring or piece of jewelry with this gemstone, tap Add to Ring.

Your gemstone will be added to the cart and you will be guided to the Ring Settings page, where you can choose a setting you love and add it to your cart.

Once your selections are complete, proceed to checkout.

Our team will follow up to create a detailed 3D preview of your design before craftsmanship begins.

SARATTI offers complimentary insured express shipping on all orders.

Every piece is carefully packaged and shipped via trusted express couriers to ensure it arrives safely.

Delivery Time Estimates (once your order has shipped)

• United States (Duty Paid): 3–5 business days
• United Kingdom (Duty Paid): ~10 business days
• United Kingdom (Self-Clearance): 3–5 business days
• Europe (Duty Paid): ~10 business days
• Europe (Self-Clearance): 3–5 business days
• Rest of the World (Self-Clearance): 3–5 business days

Delivery timelines may vary slightly by destination and selected shipping option.

Please select your preferred shipping option at checkout, or leave a note in your cart, and our concierge will take care of the rest.

[View full shipping & delivery details]