Talk:Strategies/@comment-117.102.104.66-20120817130308/@comment-5455044-20120912190858

Keep dupes of gemstones to fill up your Gemstone Island, so that you get the maximum of gems available every week. When you get a new Gem Dragon, you can sell one of the dupes - keep going like that for a year until you have all of the 12 gem dragons available :)