REGEX-Escape for: Migration_[1001] Ring - Diamond - Wedding Set

Your Input:
Result, the escaped string:
Migration_\[1001\] Ring \- Diamond \- Wedding Set

What must the escaping look like for:
Migration_[1001] Ring - Diamond - Wedding Set

The excaped text for use in a regex is:
Migration_\[1001\] Ring \- Diamond \- Wedding Set