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0.5 carat diamond

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Retail price benchmark provided by Idex, world leading supplier of diamond price information. Learn more about the calculation methodology


Price difference between and the diamond retail benchmark price

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0.5 Carat Diamonds

Browse our selection of 0.5 carat diamonds. Filter your search by carat colour and clarity to find your perfect loose diamond. We have preselected our diamonds so you are sure that whatever you buy it will be a visually beautiful diamond

Why is a 0.5 ct diamond a popular size?

People tend to prefer rounded numbers, this is why a size like 0.5 carat is highly in demand. Another reason why a 0.5 carat diamond is a popular size is because it is also the standard people use when looking for a diamond engagement ring.

Lastly as this carat size is highly in demand, there is a noticeable price difference between a 0.5 carat diamond and a .49 carat diamond.

How much does a 0.5 ct diamond cost?

The average price people spend on a 0.5 carat diamond is around 1200-1500Euro. The very best qualities can cost over 2000 Euro ,depending on their characteristics and overall quality. If you are willing to make concessions in colour and clarity you can already find a 0.5 carat diamond below 800 Euro even. When you decide to make an important purchase like this we recommend you to educate yourself so you understand what determines the quality and price of a diamond. Our diamond consultants are available to help you with personal and professional advice, online or in our office.

Tips to save money when buying your diamond online

Buy a diamond just below rounded digits for a saving up to 20%

Drop clarity or color grade to further reduce the price

Fluorescence is not visible with the naked eye, consider buying a diamond with a faint Fluorescence


0.5 carat diamonds are a popular choice when buying for an engagement ring. They will keep their value better long term and always will have a significant price difference compared to diamonds with even a slightly lower weight.