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Radiant|Lab Grown|IGI

2.91ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG784642584

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG784642584

Diamond specifications and retailer prices

From €745 EUR
$832 USD
As of October 30, 2026
Save €6,013 EUR (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €6,758 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.91ct lab-grown radiant diamond

This 2.91ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784642584 or 784642584. Listed at 16 retailers as of October 30, 2026, with prices from €745 to €6,758, a €6,013 spread on the same certified stone. Brilliant Earth lists it at €6,758. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.91
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642584
Dimensions9.94 × 7.00 × 4.86 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.94 mm7.00 mm2.91 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642584
Side View
Table 60.0%Crown 39.9°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 69.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €6,758 EUR|Low: €745 EUR|High: €9,676 EUR|Avg: €2,963 EUR|-30.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 13€745 EUR
Retailer 4€892 EUR
Retailer 8€954 EUR
Retailer 11€1,041 EUR
Retailer 7€1,128 EUR
Retailer 12€1,392 EUR
Retailer 9€1,555 EUR
Retailer 10€1,986 EUR
Retailer 15€2,287 EUR
Retailer 5€2,536 EUR
Retailer 3€2,682 EUR
Retailer 16€3,251 EUR
Retailer 2€4,141 EUR
Retailer 6€4,789 EUR
Retailer 14€6,615 EUR
Brilliant Earth€6,758 EUR

36 data points across 16 retailers

16 retailers€745 EUR to €6,758 EUR

A
Cheapest Retailer
-
€745 EUR
$832 USD
A
Retailer 2
-
€892 EUR
$996 USD
View
A
Retailer 3
-
€954 EUR
$1,066 USD
View
Final sale: no returns
A
Retailer 4
-
€1,041 EUR
$1,163 USD
View
A
Retailer 5
-
€1,128 EUR
$1,260 USD
View
A
Retailer 6
-
€1,392 EUR
$1,555 USD
View
Retailer 7
-
€1,555 EUR
View
A
Retailer 8
-
€1,986 EUR
$2,219 USD
View
A
Retailer 9
-
€2,287 EUR
$2,555 USD
View
Retailer 10
-
€2,536 EUR
A$4,358 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
€2,682 EUR
$2,996 USD
View
B+
Retailer 12
-
€3,251 EUR
£2,860 GBP
View
Retailer 13
-
€4,141 EUR
A$7,117 AUD
View
Retailer 14
-
€4,789 EUR
$5,350 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
€6,615 EUR
$7,390 USD
View
Most Expensive
B
Brilliant Earth
20496009Y · Oct 30
€6,758 EUR
$7,550 USD
View
15 more retailers have this diamond
Prices start from €745 EURSave up to €6,013 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.91ct Radiant
€745 EUR