deposit 1000Initial deposit: S$1,000 for tenures from 2 to 24 months; S$10,000 for 1-month tenure and Choice Date with flexible tenure; S$1,000,000 for a 1-week tenure, applicable only to corporate accounts . Documents Requirement for SingaporeThe Deposit Interest Calculator allows you to compute the initial deposit, the interest rate, the maturity or the final amount including interest on the basis of your input information.