Heel measures approximately 4"
Platform measures approximately 1/2"
To convert from NZ to US Sizes the general rule is get 1/2 or 1 size larger than your NZ size.
This is a Pre-order product (available to us from our suppliers but not stored in our warehouse) which is typically shipped within approx. 2-4 weeks depending on location of supplier, time of the year and demand. We will be in touch if there are delays on your pre-order product/s outside 4 weeks from the date of order/payment.