Kate Middleton's blue sapphire engagement ring.

The oval blue sapphire ring symbolizing Kate Middleton's engagement to Prince William has already inspired replicas.

Kate Middleton's blue sapphire engagement ring.

The oval blue sapphire ring symbolizing Kate Middleton's engagement to Prince William has already inspired replicas.

The Associated Press reported that within moments of the couple's announcement on Tuesday, phones started ringing off the hook at the Natural Sapphire Co. in New York. The jeweler is creating replicas of the royal ring which once belonged to William's mother Diana, Princess of Wales.

A 1.30 carat oval sapphire and diamond ring set in 18-karat white gold at Star Jewelers. The pricetag: $2,700

Lusting after a similar sparkler? We recently spotted a 1.30 carat oval sapphire ring accented with diamonds at Star Jewelers of Bexley while shopping for rings for the upcoming issue of Capital Style Bride.

--Dana Wilson