All options have been discussed and you are at Liberty to choose any option that is suitable to you.
Including: the option to withdraw notice of resignation, and tender it again.
Including; the option to apply your own skills and succeed like many other employees succeed.
Including: to succeed with support and help of employee’s/trade unions, counsel specializing in Labor/Service matters.
There are many threads at:
https://www.lawyersclubindia.com/forum/display.asp?cat_id=9&forum_id=49
e.g;
https://www.lawyersclubindia.com/forum/details.asp?mod_id=111887&offset=1
https://www.lawyersclubindia.com/forum/details.asp?mod_id=111887&offset=2
Payment of Gratuity Act, 1972 is welfare legislation and a Statue.
Employer and LIC are under obligation to comply.
You may also go thru: another thread and one of the latest judgment cited therein:
https://www.lawyersclubindia.com/experts/Gratuity-521706.asp
“According to Section 2-A(2)(a)(ii), if an employee renders continuous service for a period of 240 days in a year he will be deemed to have continued in service for one year. This deeming provision contained in Section 2-A must be applied interpreting the period of five years mentioned in Section 4(1)………………………………………. The test is whether he has actually worked for the number of days in a year as provided under the Act. If he was actually employed and had actually worked for not less than the specified number of days in a year, he will be entitled to payment of gratuity under the Act.”
The discussion may continue, but finally it is your call and your decision.