Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: When Samantha is talking to Carrie on the beach, Carrie lifts her arm up and places her hand on her head. The reflection on Samantha's glasses show Carrie lowering her arm, but the shot changes back to Carrie and the movement she is doing is not downwards but backwards, leading hear hand to the nape.
Sacha
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: While talking to her protege, Carrie stubs out her cigarette twice, right before she runs into Big and Natasha.
Ral0618Twenty-something girls vs. thirty-something women - S2-E17
Deliberate mistake: In the scene at the beach party, when Carrie brings everyone beers, Miranda says "There's so much foam, I could ski on the head," but the cups are tipped toward camera and you can see there's no foam at all.
Twenty-something girls vs. thirty-something women - S2-E17
Visible crew/equipment: A white screen and crew member holding a boom mic are reflected in Samantha's glasses when she is talking to Carrie on the beach.
Sacha Twenty-something girls vs. thirty-something women - S2-E17
Deliberate mistake: When the girls are on the beach, Carrie's narration says "It was a sunny day", but instead it is a grey and cloudy one. Surely the filming schedule was tight and they had to cope with that day's weather.
Sacha 
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: At the party, when the doctor leaves, Laurel holds the drink with her left hand but a shot later it's on her right hand.
Sacha 
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: Carrie and the doctor are dating for the day after and a waiter approaches on the left. A shot later he disappears.
Sacha Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: When Carrie meets the doctor there's a couch right behind them, plus a table next to him and another couch behind Carrie. A shot later they're surrounded by people despite the place being packed with stuff a second ago.
Sacha 
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: When Carrie meets the doctor there's a waiter behind them who walks away towards Carrie's direction but suddenly disappears in the following shot.
Sacha 
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: At the beach party, a fan meets Carrie who holds her beer with both hands or one depending on the angle.
Sacha 
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: When Samantha meets the doctor at the beach her legs are crossed or not depending on the angle.
Sacha 
Answer: Yes, it is.