Exhibit 32.1


                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


I, Michael D. Price, President and Chief Executive Officer of Platinum
Underwriters Holdings, Ltd., hereby certify to the best of my knowledge and
belief that this Annual Report on Form 10-K fully complies with the requirements
of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15 U.S.C.
78m(a) or 78o(d)) and that the information contained in this Annual Report on
Form 10-K fairly represents, in all material respects, the financial condition
and results of operations of Platinum Underwriters Holdings, Ltd.


February 26, 2006                          /s/  MICHAEL D. PRICE
                                           -------------------------------------
                                           By: Michael D. Price
                                           President and Chief Executive Officer