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Radiant|Lab Grown|IGI

3.15ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG821651330

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

Certificate IGI LG821651330

Diamond specifications and retailer prices

From €569 EUR
$636 USD
As of October 29, 2026
Save €2,702 EUR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,272 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.15ct lab-grown radiant diamond

This 3.15ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821651330 or 821651330. Listed at 17 retailers as of October 28, 2026, with prices from €569 to €3,272, a €2,702 spread on the same certified stone. Rare Carat lists it at €3,272. 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

3.15
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821651330
Dimensions9.86 × 7.11 × 4.86 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.86 mm7.11 mm3.15 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821651330
Side View
Table 67.0%Crown 41.6°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 68.4%

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 29
Current: €3,272 EUR|Low: €569 EUR|High: €3,272 EUR|Avg: €1,642 EUR|+1.5%
Rare Carat
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 30, 2026
Retailer 15€569 EUR
Retailer 11€747 EUR
Retailer 4€849 EUR
Retailer 10€978 EUR
Retailer 6€1,077 EUR
Retailer 2€1,331 EUR
Retailer 5€1,361 EUR
Retailer 7€1,570 EUR
Retailer 12€1,694 EUR
Retailer 13€1,828 EUR
Retailer 14€2,042 EUR
Retailer 8€2,070 EUR
Retailer 9€2,080 EUR
Retailer 16€2,514 EUR
Retailer 3€2,751 EUR
Rare Carat€3,272 EUR

21 data points across 16 retailers

17 retailers€569 EUR to €3,272 EUR

A
Cheapest Retailer
-
€569 EUR
$636 USD
Final sale: no returns
A
Retailer 2
-
€747 EUR
$835 USD
View
A
Retailer 3
-
€849 EUR
$948 USD
View
A
Retailer 4
-
€978 EUR
£860 GBP
View
A
Retailer 5
-
€1,077 EUR
View
A
Retailer 6
-
€1,331 EUR
A$2,287 AUD
View
A
Retailer 7
-
€1,361 EUR
ZAR 24,571 ZAR
View
A
Retailer 8
-
€1,570 EUR
$1,754 USD
View
A
Retailer 9
-
€1,694 EUR
$1,892 USD
View
B+
Retailer 10
-
€1,828 EUR
£1,608 GBP
View
B+
Retailer 11
-
€2,042 EUR
$2,281 USD
View
B+
Retailer 12
-
€2,070 EUR
$2,313 USD
View
B+
Retailer 13
-
€2,080 EUR
$2,324 USD
View
B+
Retailer 14
-
€2,514 EUR
SGD 3,796 SGD
View
Retailer 15
-
€2,637 EUR
A$4,532 AUD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
€2,751 EUR
£2,420 GBP
View
Most Expensive
B
Rare Carat
CN215-15A · Oct 28
€3,272 EUR
$3,655 USD
View
16 more retailers have this diamond
Prices start from €569 EURSave up to €2,702 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
3.15ct Radiant
€569 EUR