Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_65 ( weight VARCHAR, series VARCHAR, reverse VARCHAR )

### Question ###
How much did the Modern Pentathlon III Series coin weigh?

### Accurate SQL ###

SELECT weight FROM table_name_65 WHERE series = "iii series" AND reverse = "modern pentathlon"