The One Piece manga is not in color. It's presented in black and white, which allows for greater focus on the linework and details of the illustrations. Colorized versions might exist in some limited cases, but the majority of the manga is black and white.
The One Piece manga is mainly presented in black and white. However, sometimes there might be special color editions or promotional images released, but the regular series is not in color.
The answer to the question of the minimum of 700 chapters in One Piece novels might vary depending on the source. However, in general, One Piece novels were a huge series with a total of more than 1000 chapters. Therefore, if you want to answer the question of "The minimum number of chapters in One Piece novels is 700", you may need to find a specific source or refer to other reliable sources of information. However, if you want to know the answer to this question, I can provide a possible answer: The minimum 700 chapters of One Piece may refer to a sub-series or a part of the novel because these parts may not be completed or published yet. To be more specific, a sub-series of One Piece novels may include multiple chapters, each of which is different. Therefore, the length of the minimum 700 chapters will also vary according to the sub-series.
It's hard to give an exact number because new chapters of One Piece are still being released. But as of late 2023, there were approximately over 1000 chapters.
There are a huge number of chapters of One Piece manga. As of the latest update, it's way beyond a thousand. The manga's popularity ensures that new chapters are consistently being released.