Aoife O’Rourke is guaranteed bronze at the Strandja multi nations in Sofia after a split decision victory over Brazilian Flavia Figuerdo.
The Castlerea 2019 European champion advanced on a split verdict over the Brazilian a second decision in her favour in this tournament.
O’Rourke will now face American Naomi Graham in the bout for the silver medal on Friday.
Meanwhile Kellie Harrington, in her second fight back since injuring her hand at the European Games last June, earned a unanimous decision over Ukranian Hanna Okheri.
Earlier, Cavan’s Ceire Smith and Michaela Walsh bowed out at the last eight after being on the wrong end of unanimous and split verdicts to Virginia Fuchs of the USA and India’s Sonia Lather.
Cork welter Christina Desmond was withdrawn for her quarter-final with Oshae Jones of the USA after picking up a slight hand injury in her win over Beatriz Soares of Brazil on Tuesday.
Meanwhile, Kurt Walker, the current European champion, surprisingly lost to Ukraine’s Mykola Buysenko in a controversial decision.