Onyx, Hematite and Mother of Pearl. Meticulous craftsmanship and the finest materials...The continuously evolving Daniel Dolce Italy collection of mother of pearl black striped square cufflinks are created from handmade glass, semiprecious and vintage stones, and sterling silver. This line also includes collar stays and pins, tie bars, and formal sets. These pearl cufflink accessories provide the perfect finishing touch to the modern gentleman's fashion collection.