An 8.98 carat Kashmir sapphire is among the highlights of Heritage Auctions' jewellery sale that ends on April 30.
Valued at $250,000-300,000, it has already reached $200,000 in the early online bidding.
A 9.95 carat Columbian emerald is also set to star. It has an estimate of $100,000-$150,000.
Take a look at the other beauties you can get your hands on at the sale.
