Wales went down 59-7 to New Zealand in Johannesburg in the third-fourth match of the first IRB Under-21 World Cup.
South Africa defeated Australia 24-21 in the final, while favourites New Zealand had to be content with third place.
The only Welsh score came from Swansea full-back Gareth Swales, who crossed for a try that Cardiff fly half Nicky Robinson converted.
New Zealand scored eight tries, all converted, and an early penalty goal.
GB7s women left their England base to train in Wales this week. Olympic Games hopeful Rachael Burford gives WRU TV's Graeme Gillespie her thoughts on Welsh teammate Jasmine Joyce - a 'one touch wonder'
The GB7s women's squad is currently training at Wales' Centre of Excellence where assistant coach Richie Pugh tells WRU TV's Graeme Gillespie some 'tough calls' will have to be made when it comes to finalising the 12 spots for Rio's Olympic Games.
Wales U20's Billy McBryde is looking forward to starting his first game against New Zealand this afternoon in the World Rugby U20 Championship where his side are looking to gain revenge from last week's pool defeat to the Kiwis.