A collection of fine jewelry designed by K&G Creations and Sarah Ferguson, Duchess of York, will be shown at area Macy's stores this week from 11 a.m. to 7 p.m. The collection will be at Monroeville Mall on Wednesday, Downtown on Thursday, Ross Park Mall on Friday and South Hills Village on Saturday. A portion of the duchess' share of sales will be donated to her foundation to help children around the world.