Can you spot a boob job? Sometimes, and usually for a specific reason. A result looks operated-on when the implant does not fit the breast. Implants are not always obvious. A size and a position the tissue can cover can be hard to pick out in clothes.
What makes a result easy to see
An implant wider than the breast base sticks out toward the arm. An implant that sits too high leaves a shelf and an empty lower part of the breast. Very thin tissue shows rippling, especially with saline, along the side or the bottom. A scar in the fold is not what people notice from across a room. Shape is.
Animation is another tell. If the implant is under the muscle, flexing the chest can move the implant. Some movement is expected with that placement. A wide, flat implant on a narrow chest moves in a way that reads as an implant even when you are still.
What a natural result means
It means the breast matches the chest in width, the nipple sits on the most projecting part, and the size still looks like you in a T-shirt. Scars are placed in the fold, around the areola, or in the armpit, and they fade. They do not decide whether the shape looks right. Cleavage that starts at the collarbone, or a breast that stays perfectly round when you lie down, is more likely to be noticed than a soft slope.
Other questions people ask in the same breath
People also ask whether they will lose nipple feeling, whether they can still have mammograms, and whether anyone at the gym will know. Feeling can change and often improves, and it can also stay different. Mammograms still happen. You tell the imaging center you have implants so they use the right views. The gym question comes back to fit. If the implant matches your frame, most people are not studying your chest.
Common questions
Will a high-profile implant look fake?
Profile is projection, not a fake-or-real switch. A high profile on a matching width can look full. The same profile on a chest that is too narrow for the implant's width is what looks stuck on.
Do smaller implants always look more natural?
Smaller is not the same as better matched. An implant that is too small for the skin envelope can look empty. The match is width and cover, not the smallest catalog option.
Can makeup or a bra hide a poor fit?
A bra can change clothes. It cannot change an implant that is wider than the breast when you are undressed or in a swimsuit. Fit is decided at sizing, not in a dressing room later.
How sizing works is on the breast augmentation page.