AT FARFETCH Register and save this item in your Wishlist. You will receive an email when the item is reduced in price Mauboussin Mauboussin 1980s 18kt Yellow Gold Nadia Tourmaline And Pearl Ring $ 5343 AT FARFETCH Register and save this item in your Wishlist. You will receive an email when the item is reduced in price Mauboussin Mauboussin 1950s Pre-owned 18kt Yellow Gold Bombé Cocktail Diamond Ring $ 42498