The untold story could be about their origin. Maybe the diamond crown was once worn by a forgotten queen and the black diamond has some sort of mysterious power. It could also be about how they were lost and found throughout history.
I'm not sure which novel you're referring to because The Emperor's Favorite is a relatively well-known novel. There may be many different versions. If you can provide more information such as the title of the novel or the author, I will try my best to provide you with a more accurate answer.
To publish comics with Diamond, it's important to understand their publishing requirements. This includes having a well-developed story, professional illustrations, and adhering to their format and style preferences. You also need to submit a detailed proposal outlining your comic's concept, target audience, and marketing plans.
The Ace of Diamond manga has indeed finished. It had a long and engaging journey, and now it's come to an end. Fans can look back on the entire series and enjoy its completeness.
In my opinion, 'Diamond Eye' is likely not a true story. It might draw inspiration from various sources but not be based on actual events. Stories like this often involve creative imagination and storytelling techniques to engage the audience.
I'm not certain. It could be a blend of fact and fiction. Sometimes stories like 'Rough Diamond' take real-life incidents and build a fictional narrative around them.