** Shares of Australia's Cettire CTT.AX fall about 27% to A$0.34, hitting lowest level since June 14, 2022
** The stock was set for its biggest single-day drop since June 2024
** The luxury retailer flags continued challenges in the global market, amplified by U.S. tariff policy changes
** Says co experienced weaker demand in established markets during April-May season, notably in the U.S.
** Adds that it sees opportunity to improve delivered margin percentage through less promotional intensity and fulfilling cost efficiencies
** Stock down 75.8% YTD
(Reporting by Rishav Chatterjee in Bengaluru)
((Rishav.Chatterjee@thomsonreuters.com))