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Radiant|Lab Grown|IGI

3.10ct E FL Radiant Lab Grown Diamond

EX • E/FL • IGI LG821638890

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

Certificate IGI LG821638890

Diamond specifications and retailer prices

From €1,772 EUR
$1,980 USD
As of October 29, 2026
Save €8,101 EUR (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €9,873 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.1ct lab-grown radiant diamond

This 3.1ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821638890 or 821638890. Listed at 13 retailers as of October 29, 2026, with prices from €1,772 to €9,873, a €8,101 spread on the same certified stone. Do Amore Diamonds lists it at €9,873. 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

3.10
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821638890
Dimensions10.40 × 7.16 × 4.73 mm
L/W Ratio1.45
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
10.40 mm7.16 mm3.10 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821638890
Side View
Table 63.0%Crown 44.8°Girdle: MED-STKPavilion 34°Culet: NoneDepth 66.1%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: €9,873 EUR|Low: €1,750 EUR|High: €10,567 EUR|Avg: €5,479 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7€1,772 EUR
Retailer 10€2,303 EUR
Retailer 8€2,619 EUR
Retailer 5€2,875 EUR
Retailer 9€2,944 EUR
Retailer 12€3,468 EUR
Retailer 11€5,255 EUR
Retailer 6€5,639 EUR
Retailer 3€5,657 EUR
Retailer 2€7,053 EUR
Retailer 4€8,113 EUR
Do Amore Diamonds€9,873 EUR

28 data points across 12 retailers

13 retailers€1,772 EUR to €9,873 EUR

Retailer 1
-
€1,660 EUR
$1,855 USD
Price last confirmed 14 days ago
A
Retailer 2
-
€1,772 EUR
$1,980 USD
View
Retailer 3
-
€1,807 EUR
$2,019 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
€2,303 EUR
$2,573 USD
View
A
Retailer 5
-
€2,588 EUR
$2,891 USD
View
A
Retailer 6
-
€2,619 EUR
$2,926 USD
View
A
Retailer 7
-
€2,944 EUR
$3,289 USD
View
Retailer 8
-
€3,611 EUR
$4,034 USD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
€5,255 EUR
£4,623 GBP
View
B+
Retailer 10
-
€5,639 EUR
$6,300 USD
View
Retailer 11
-
€5,657 EUR
$6,320 USD
View
Price last confirmed 14 days ago
B
Retailer 12
-
€7,053 EUR
$7,880 USD
View
Most Expensive
B
Do Amore Diamonds
27-661F6BE24 · Oct 29
€9,873 EUR
$11,030 USD
View
12 more retailers have this diamond
Prices start from €1,772 EURSave up to €8,101 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
3.10ct Radiant
€1,772 EUR