A diamond doesn't need to be loud to be unforgettable: minimalist geometry and quiet radiance set in 18ct solid gold, handmade in Portugal, certified by INCM and nickel-free, for rings that mark a moment and stay on every day after. Start with the Solitaire Diamond Ring 18k, the Celine Diamond 18k Ring or the We Engagement Diamond Ring 18k, then explore Rings, Solid Gold 18k and Gifts with Diamonds.