"I am fed up with seeing 20-year-old models advertise anti-wrinkle creams for women aged 60," he tells London's Metro. "Beauty does not end at 40 or 50."
Duyos, who also describes elderly women as being "just as beautiful as 20-year-olds," used Spanish socialite Eloisa Bercero as one of his models, according to Metro.
"I am moved," she tells the commuter paper. "They have made me feel very important."
And Duyos isn't the only designer to look to seniors as models recently.
British designer Giles Deacon sent 71-year-old legendary German model Veruschka down his runway at London Fashion Week on Sept. 20.
Note to Tyra Banks: Cycle 16 of "America's Next Top Model"? The Granny Games.