HRD Antwerp is Europe’s leading authority when it comes to Diamond Grading, Jewellery Grading and Education. We strive for pe ... rfection, delivering the highest quality in all our products and services. HRD Antwerp draws on 570 years of experience passed down through Antwerp’s diamond trade. Our diamond lab has gained the industry’s confidence by offering highly reputable diamond and jewellery grading reports, state-of-the-art innovative solutions and extensive in-house expertise. An HRD Antwerp grading report represents the hallmark of authentic European quality and allows any consumer to purchase diamonds or jewellery in full confidence. read more