Necklaces are indeed the most popular jewelry worn by women. There are many types of stylish necklaces to choose from. Necklaces for women can be found in several different styles, sizes, shapes and materials. Wearing the correct necklace will add variety and elegance to any outfit. Depending on the style required, plain and simple or very complex can be achieved. There are three main types of necklaces, pendants, chokers, and chains. These can all be found to suit every taste and budget. here are 40+ Most Popular Necklace Ideas For Women.