Yes, we can custom make this grill with all white diamonds for you. And yes, you are correct, once we receive the payment, we will send you a kit to make a mold and mail it back to us to make sure grill will fit perfectly. Current production time is about 3 weeks, you can place your order by adding these grills to the shopping cart, proceeding to checkout and making a note in Additional Instructions that you would like to custom make them with all white diamonds. Or we can create and email you an invoice.