What is the Italian 'troppo bello' in English?

Too beautiful [or handsome] is an English equivalent of 'troppo bello'. The adverb 'troppo' means 'too'. The masculine adjective 'bello' means 'beautiful, handsome'. Together, they're pronounced 'TROHP-poh BEHL-loh'.

That's what's said about a 'beautiful' or 'handsome' male. For a female, it's 'troppo bella'. It's pronounced 'TROHP-poh BEHL-lah'.