Not all promises need words—sometimes, a ring says it all. Meet the Pinky Promise Rings, a modern twist on the classic promise ring. Designed to symbolize your bond—whether with your best friend, sister, or someone who just gets you—these matching rings are your low-key flex of loyalty.. Crafted in 14k solid gold and set with ethical lab-grown diamonds, they’re as durable as the promises you keep. Waterproof, sweatproof, and designed for 24/7 wear, these rings don’t just stay with you—they keep up with you.. A pinky swear is one thing, but a 14k gold ring? That’s a promise you can’t break.