Perhaps in homage to her first epic necklace-in-hair Hunger Games look (remember?) Jennifer Lawrence had another hair-adornment moment recently at the Parisian premiere of the last installment of the series, Mockingjay, Part 2. But this time the chain woven into her braided updo cost $4,620. If you feel a rumbling right now, you can assume it's a million engaged women pinning it to their wedding inspiration boards all at once. The piece, the 36" Dana Rebecca Designs Jennifer by the Yard Necklace, is stunning—the chain looks so delicate you might be afraid to breathe on it, and it's adorned with clusters of three diamonds all the way around. It's so subtle in her milkmaid braids you could almost miss it. But that's the part to really love here. It's quiet, but it's special. Here's how we'd tell you to react this style: Begin with a deep side part, then on the side opposite it, pin the end of a necklace almost at your hairline, about two inches back from your face and an inch down. Then French-braid your hair, pulling the strand into one of the three sections as you weave. Once you reach the ends, secure the hair in