SHARP EL-738 Financial calculator recommended by UNISA:

The Sharp EL-738 is a 10-digit financial calculator, great for business students and professionals. With its two-line LCD and large digits it helps prevent reading errors. Financial calculator can perform amortization calculations, interest rate conversions and non-uniform cash flow calculations. The EL-738FB (old model) has been replaced by the EL-738XT which are the same in terms of features and operation. The new EL-738XT has minor cosmetic changes.

The Sharp EL-738 Financial Calculator specs:

12 digit (dot matrix) and 10 digits lower, wallet LCD display
Battery operated
Non-uniform Cash/Flow
Stores statistical data and includes a search function
Easy to use for Cost/Sell/Margin calculation
Comprehensive business, day/date calculator with easy to read 2 line screen
Commonly used in professional banking and accounting applications.
Finance and real estate applications
Includes compact wallet
Dimensions 83(W)x150(D)x11(H) mm
Weight 98g (excluding wallet)