You can choose the products of limited special offer, which have a large discount, and then use the code of buy X get Y free, which adds up to 70% off.
Buy 2 Get 1 free: when add 3 items into cart, 1 stainless steel item will be free after applying code: B2G1.
Buy 3 Get 2 free: when add 5 items into cart, 2 stainless steel items will be free after applying code: B3G2.
Treat yourself today to some new jewellery.