EXHIBIT 99.1


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


         In connection with the Quarterly Report of GrafTech International Ltd.
(the "Corporation") on Form 10-Q for the period ending September 30, 2002 as
filed with the Securities and Exchange Commission on the date hereof (the
"Report"), I, Gilbert E. Playford, the Chief Executive Officer of the
Corporation, certify, pursuant to 18 U.S.C. Section1350, as adopted pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002, that, to the best of my
knowledge:

         (1)      the Report fully complies with the requirements of Section
13(a) or 15(d) of the Securities Exchange Act of 1934; and

         (2)      the information contained in the Report fairly presents, in
all material respects, the financial condition and result of operations of the
Corporation.


/s/ Gilbert E. Playford
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Gilbert E. Playford
Chief Executive Officer
November 14, 2002