WHEN IS A HELLO KITTY NECKLACE a luxury item?
When it comes from Neiman Marcus. In the continuing investigation into the millions of tax dollars allegedly pilfered by two mid-level D.C. Office of Tax and Revenue employees, federal agents have turned up more money and high-end items that investigators say were bought with the stolen cash. A Post analysis has identified at least $34.1 million in suspicious refund checks issued by the tax office since 1999. Prosecutors say the two D.C. tax office employees, Harriette Walters and Diane Gustus, were aided in the scheme by Walters’ niece, Jayrece Turnbull. Turnbull had no known employment, but she did have plenty of expensive shoes and several Hello Kitty necklaces and pendants. If you think Hello Kitty can’t be high-end, think again: the $10,300 pendant pictured in the file photo at right is studded with a total of 2.45-carat diamonds and a 45 cm. 18-karat gold chain. It’s one of many luxury items emblazoned with the famous cartoon cat. And that’s not all investigators found, The Post’