Kelsey Olive on Instagram: "This week, I wanted to cover a really common find at the thrift store that could make you hundreds! In my 15+ years of weekly thrift shopping, I have come across (likely) hundreds of Pearl necklaces. Up until a few years ago, I did not pay much attention to them because I did not know how to verify their authenticity. Let's begin! The first place I always start with Pearls is their temperature. They should be cold to the touch and maintain that cool feeling for a few