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12 Carat Radiant Lab-grown Diamond Prices
The current price for a 12 carat radiant lab-grown diamond in South Africa is R150,078.79, calculated from 54 diamonds that match this carat weight and shape in our database, and has increased by 0.78% over the last 7 days.
When comparing to 12 carat lab-grown diamond prices, prices for these diamonds range from R42,152.48 to R465,994.19, depending on factors such as colour and clarity.
12 Carat Radiant Lab-grown Diamond Price Trends
Overall, the trend for 12 carat radiant lab-grown diamond prices over the past three weeks shows fluctuating trends.
The 7-day change is a slight increase of 0.78%, the 14-day change is a sizable decrease of 0.93%, and the 21-day change is a moderate increase of 1.47%.
These mixed trends suggest volatility in the diamond market at this carat weight.
12 Carat Lab-grown Radiant Diamond Prices by Color and Clarity
| Clarity \ Color | E | F | G | H | I |
|---|---|---|---|---|---|
| VVS2 | R231,694 | R116,840 | N/A | R134,101 | R59,918 |
| VS1 | R465,763 | R368,257 | R204,236 | R112,909 | R42,132 |
| VS2 | R247,613 | R256,312 | R116,334 | R117,365 | R87,377 |
| SI1 | R76,518 | N/A | N/A | R88,408 | N/A |
In South Africa, the highest quality 12 carat radiant lab-grown diamonds with colour grade E and clarity VVS2 are priced at R231,694.47.
The lowest quality lab-grown diamonds with colour grade H and clarity SI1 are priced at R88,408.20.
This is a difference of R143,286.27, which means that the highest quality lab-grown diamond is priced 162.07% higher than the lowest quality lab-grown diamonds at the same carat weight.
It should be noted that there may be some seeming anomalies in the table where lower quality diamonds are priced higher than better quality diamonds. This can happen as our database sources prices from a large number of suppliers and if there are relatively few of a particular combination of shape, colour, and clarity available, pricing discrepancies can occur.
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