Whether you're shopping in London’s historic jewellery quarter or browsing online, this guide equips UK buyers with the 4Cs wisdom to make informed decisions. Understand how each C works, what compromises make sense, and how to spot quality in real-life rings. With this knowledge, you're far more likely to get a ring that dazzles in person — and in price. https://dgmnews.com/posts/understanding-the-4cs-of-diamonds/