Here are the Online Payment Gateways from where you will be able to accept International Payments as well as convert it to INR

PayPal

 
What are the Benefits of Using PayPal?

• It's Fast:
  Payments are made immediately, quicker than sending checks or money orders.
• It's Private:
  PayPal does not reveal your financial information to sellers.
• It's Global:
  PayPal is accepted worldwide, and can be used to make payments locally or internationally.
• It's Easy:
  Send money to anyone in just a few clicks.
• It's Trusted:
  Industry-leading fraud prevention keeps you safe and secure.
• It's Cost-Effective:
  It's free to send money, and PayPal is affordable for businesses of all sizes.

E-gold

E-gold is:

All financial value will migrate to cyberspace over the next few years.  E-gold is ready so that you can be too.

• e-gold is borderless -
  e-gold may be Spent to any other e-gold account anywhere in the world via the e-gold shopping cart interface (SCI), the e-gold Account Manager, or web enabled mobile phone.

• e-gold is quick -
  e-gold payments clear instantaneously (with no chargeback risk), no matter how large the payment, no matter how far apart the Spender and Recipient.

• e-gold is cost effective -
  Spending e-gold is free, even if your recipient is on the other side of the world.

Recipient transaction fees range from substantially smaller to orders of magnitude smaller than those of credit cards and bank wire transfers, no matter how large (or small) the payment.

Stormpay

 
What are the Benefits of Using Stormpay?

Protect your financial information by making online purchases with StormPay. Identity theft is the fastest growing crime worldwide: Using StormPay to complete your online transactions guards your information against Identity Theft. The recipient of your payment only receives your name, email address, amount of purchase, and optional shipping information. Your financial information is never passed!

MoneyBookers

What are the benefits of using Moneybookers?

• Secure: with Moneybookers, you will no longer need to expose your credit card information every time you shop online. Moneybookers can process the payments for you securely.

• Convenient: with Moneybookers, all you need to send a payment is the recipient's email address. This eliminates the hassle of dealing with complicated bank wire forms and the inconvenience of sending and depositing cheques!

• Fast: with Moneybookers, you can send and receive payments in Internet time - real-time.
  Borderless: as a truly international payment product, Moneybookers is the best and cheapest way to send money cross-border.