You may want to seek a second opinion prior to surgery. 700 CC are large implants. Hopefully, you have tried on sizers in the surgeon's office, and discussed the pros and cons. You may want to consider silicone gel implants instead of saline, also. Best wishes!
In order to make an accurate size recommendation, I would need to assess your chest wall and breast mound measurements and characteristics. Unfortunately, there is not a general rule of thumb or objective criteria to implant selection.
Your plastic surgeon will perform several...
Congratulations on having undergone the breast augmentation procedure; it is nice to hear that you are pleased with the early results after surgery.
Although I cannot provide you with precise advice, I can tell you that patients generally do not "lose a cup size" as the healing...