Anthony is a renowned sculptor and specialises in creating life like sculptures of pets.

During October, Samantha visits Anthony's studio and requests that he create sculpture of her favorite cat Fluffy.Anthony agrees and quotes Samantha $750, with an upfront deposit of $400.Samantha responds by offering to pay Anthony $600 for the sculpture.

Anthony says that he cannot create the sculpture for $600 and that his final price is $750 as originally quoted.Samantha considers this proposal and then agrees to the price.She informs Anthony that she will transfer the $400 deposit to him later that evening.

Knowing how busy his schedule is, Anthony commences designing and building the sculpture of Fluffy for Samantha that very night.

Four days later, Anthony realises that Samantha has not paid the deposit.Anthony contacts Samantha to request payment of the deposit.Samantha informs Anthony that she no longer wants the sculpture and that she will not be making any payments to Anthony including of the deposit.

With reference to common law, discuss whether or not a contract exists?