Niel Lane told People that "He wanted something beautiful and unsual," Lane focused on center stone which is a cushion cut diamond adding 'It was hand-cut around 1880 or 1890 and it's unique and in its original form.'
According to Lane the diamond that 'Hanna Montana' star is wearing is all hand-cut and have not been re-cut to look contemporary, which the designer find 'really romantic.'The settings have smaller diamonds accentuating the main stone.
Lane said the ring was completed last week and Hemsworth asked Cyrus to marry him right away.
Miley tweeted to thank her fans for the support in her new engagement tweeting @MileyCyrus
"thank you for all the love today :) I'm happy to share this news with you all. I feel like all my dreams are coming true. ❤ have a great day."