I love discovering beautifully curated stores (and sites!) -- it's like they're doing all the work for you. One Sydney Road is an ultracool online boutique that has an eye for design. It sells everything from homegoods to jewelry to prints and cards.
Your bridesmaids will go gaga over this "Bellissima" bracelet:
You could set escort cards on these sleek linen trays:
This fab "Lines" accent pillow has "registry" written all over it: