Извините, никто не знает что это за бренд ( очки) ? Там ромбик на них есть.

Another iconic item throughout the movie is Holly's sunglasses. Often misidentified as Ray-Ban, they are Manhattan sunglasses manufactured by Oliver Goldsmith. In 2011 the model was re-released to mark the 50th anniversary of Breakfast at Tiffany's.

http://www.eye-wear-glasses.com/2011/07/re-released-manhattan-sunglasses-mark.html

Так что очки Oliver Goldsmith, название модели - Manhattan
http://www.olivergoldsmith.com/collection.aspx?template=&sid=54&cid=3
щелкните на вторые слева в самом нижнем ряду.