Finance Calculator At 77 Diamonds, we understand the importance of getting your purchase right and the best value is at the forefront of all that we do. For this reason, we offer all UK customers (subject to financial assessment) the opportunity to pay via finance for their purchases with interest free credit available. Use the finance calculator below to calculate the deposit and repayments involved with the budget you have in mind. Amount: * Period: * 6 Months (0% APR) 12 Months (9.9% APR) 24 Months (9.9% APR) 36 Months (9.9% APR) Deposit: Num. of Payments: Total Amount of Credit: Loan Term: Annual Rate of Interest: Monthly Repayments: Representative APR% Total Cost of Credit: Total Amount Payable: Finance is subject to status. Minimum spend applies.