I have a UIImageView on each of my UITableView cells, that display a remote image (using SDWebImage). I\'ve done some QuartzCore
To Add border
self.ImageView.layer.borderWidth = 3.0f;
self.ImageView.layer.borderColor = [UIColor whiteColor].CGColor;
For Circular Shape
self.ImageView.layer.cornerRadius = self.ImageView.frame.size.width / 2;
self.ImageView.clipsToBounds = YES;
Refer this link
http://www.appcoda.com/ios-programming-circular-image-calayer/