Wales saw off Scotland 27-5 to take the London Seven Bowl title in style at Twickenham on Sunday.
Wales scored four tries through Alex Walker, Rhys Patchel, Richard Smith and Dan Fish in a one-sided final.
The title went a long way to making up for their shock defeat to Spain in the main competition on Saturday.
Wales had beaten Portugal 28-26 in the Bowl semi-final but had to hold their nerve to come from behind in the dying seconds.
Fish scored two of Wales' four tries with Walker and Patchel also going over. Portugal also scored four tries.
They had reached the last four after a 28-19 win over the United States in the quarter-finals.
Wales were indebted to tries from Smith, Adam Thomas, Craig Price and Walker. The Eagles scored three tries.
But Wales were in the Bowl after defeats to Spain and Fiji in the main competition on Saturday.
That defeat to Spain saw them go down 22-7 in their second Pool C game
They trailed 17-0 at half-time and conceded four tries with Fish scoring Wales' only try.
Fish had run in for Wales' winning try in their opening clash, beating Zimbabwe 19-12.
Wales, seventh in the World Series rankings, went in for three tries from Fish, Smith and Thomas.
In their final Pool game they lost 43-7 against Fiji, who ran in seven tries with Smith scored Wales' only try.