In ushering in the democratization and subsequent casual-ification of tennis necklaces and bracelets, she’s spawned, or at least capitalized on, a new way of buying and wearing jewelry. For proof, just take a look at her personal-style-oriented Substack What I Put On Today, which sees Strachan — who, on a typical day, wears jeans, a T-shirt, a blazer, and a lab-grown stone necklace — as her own brand’s ambassador. “There’s a way to get dressed up in just jewelry,” she says. But while she looks ahead to fall — “I like a Rivière necklace and a crew neck sweater” — it’s currently in the midst of New York August. And as thousands patronize the U.S. Open in their finest tennis white and corresponding accessories, many will don a tennis necklace. Our only question for them: “Is that Dorsey?”