Need Someone to Write Product Descriptions for Jewelry products

We need a very skilled person, to write Product descriptions of our jewelry products, mainly engagement rings, gemstone rings etc. You need to write 4-5 lines for each product, description their style etc. If you are familiar with Jewelry products and details like gemstone types, styles etc it would be a benefit and easier task. There are total of 500 products that needs to be written. When making a bid, send me some examples of simillar work that you have done. Each product description should be unique and different when placing the bid let me know the best price and time you require. we need the work to be done very fast.