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50,655 diamonds found
Natural Diamonds Under £500
A certified natural diamond under £500 is not only possible — it can be genuinely beautiful. At this price point, you'll find well-cut stones in the 0.20–0.40 carat range with good colour and clarity grades. These diamonds are ideal for delicate engagement rings, solitaire pendants, and classic stud earrings.
A certified natural diamond under £500 is not only possible — it can be genuinely beautiful. At this price point, you'll find well-cut stones in the 0.20–0.40 carat range with good colour and clarity grades. These diamonds are ideal for delicate engagement rings, solitaire pendants, and classic stud earrings.
Every diamond in this collection is independently certified by GIA or IGI, so you know exactly what you're getting. Our gemmologists can help you identify the best value within your budget — often, a slightly lower colour grade (G–H) with an excellent cut will look more brilliant than a higher colour stone with a lesser cut.
Don't overlook fancy shapes at this price point. Oval, pear, and cushion cuts face up larger than round brilliants of the same carat weight, giving you more visual presence for your budget.