Do sharp and more contrast bright jewelry images with Photoshop

I WILL NOT GIVE ANY WORK IF YOU DON'T SHOW ME AT LEAST 1 EXAMPLE ANY OF MY JEWELRY PICS I UPLOAD ALTERNATIVELY DOWNLOAD LINK HERE. DO THESE PHOTOS MORE BRIGHT SHARPEN WITH PHOTOSHOP AND SHOW ME WHAT YOU CAN DO PLEASE UPLOAD YOUR JPG'S ON DROPBOX OR GOOGLE SHARE Project budget: $10 - $50 image download link: [login to view URL]~techoma/[login to view URL] I have thousands jewelry images, they are all same format I would like you teach me how do you increase bright contrast on these photos or effect with Photoshop to look good on website. I am going to use same editing options for the rest I know how to do automated process I want basically For Image with black background 1) remove black background colour all black clear background 2) sharpen and more shiny contrast without loosing details of necklace and pendant. 3) make "test only" water mark middle of picture %50 or less visibility so it will not affect how it looks. for Image mannequin 1) sharpen and more shiny contrast without loosing details of necklace and pendant. 2) make "test only" water mark middle of picture %50 or less visibility so it will not affect how it looks.