They can be worn alone or combined with other rose quartz jewelry such as rose quartz pendant or rose quartz necklace to create a matched, stylish and esteemed look. The fact that rose quartz sterling silver jewelry is mostly used in spiritual and meditation practices is among its most fascinating features. Rose quartz is a stone that many people believe can help them connect more spiritually with their inner wisdom and guidance and amplify their intentions when worn as a promise ring, engagement ring, or wedding ring.