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Radiant|Lab Grown|IGI

3.51ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG697504753

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

Certificate IGI LG697504753

Diamond specifications and retailer prices

From €1,364 EUR
$1,524 USD
As of October 29, 2026
Save €6,468 EUR (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €7,832 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.51ct lab-grown radiant diamond

This 3.51ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG697504753 or 697504753. Listed at 20 retailers as of October 29, 2026, with prices from €1,364 to €7,832, a €6,468 spread on the same certified stone. Brilliant Earth lists it at €7,832. 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

3.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG697504753
Dimensions10.82 × 7.14 × 4.95 mm
L/W Ratio1.52
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.82 mm7.14 mm3.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG697504753
Side View
Table 64.0%Crown 45.7°Girdle: MED-STKPavilion 30.3°Culet: NoneDepth 69.3%

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: €7,832 EUR|Low: €1,233 EUR|High: €10,446 EUR|Avg: €3,114 EUR|-25.0%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 22
October 30, 2026
Retailer 14€1,233 EUR
Retailer 15€1,296 EUR
Retailer 11€1,314 EUR
Retailer 17€1,364 EUR
Retailer 22€1,459 EUR
Retailer 5€1,512 EUR
Retailer 4€1,531 EUR
Retailer 2€1,836 EUR
Retailer 18€1,869 EUR
Retailer 19€2,077 EUR
Retailer 3€2,435 EUR
Retailer 13€3,033 EUR
Retailer 21€3,151 EUR
Retailer 20€3,589 EUR
Retailer 6€3,728 EUR
Retailer 7€4,091 EUR
Retailer 16€4,220 EUR
Retailer 8€4,373 EUR
Retailer 9€4,583 EUR
Retailer 10€5,114 EUR
Retailer 12€5,554 EUR
Brilliant Earth€7,832 EUR

32 data points across 22 retailers

20 retailers€1,364 EUR to €7,832 EUR

A
Cheapest Retailer
-
€1,364 EUR
$1,524 USD
Final sale: no returns
A
Retailer 2
-
€1,459 EUR
$1,630 USD
View
A
Retailer 3
-
€1,512 EUR
HK$13,200 HKD
View
A
Retailer 4
-
€1,531 EUR
$1,711 USD
View
A
Retailer 5
-
€1,836 EUR
£1,615 GBP
View
A
Retailer 6
-
€1,869 EUR
$2,088 USD
View
Retailer 7
-
€2,077 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
€2,435 EUR
$2,720 USD
View
A
Retailer 9
-
€3,033 EUR
ZAR 54,744 ZAR
View
A
Retailer 10
-
€3,151 EUR
£2,772 GBP
View
B+
Retailer 11
-
€3,589 EUR
$4,010 USD
View
B+
Retailer 12
-
€3,728 EUR
$4,165 USD
View
B+
Retailer 13
-
€4,091 EUR
$4,570 USD
View
B+
Retailer 14
-
€4,220 EUR
£3,712 GBP
View
B+
Retailer 15
-
€4,373 EUR
SGD 6,602 SGD
View
B+
Retailer 16
-
€4,583 EUR
$5,120 USD
View
Retailer 17
-
€5,114 EUR
A$8,789 AUD
View
Price last confirmed 32 days ago
Retailer 18
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€5,163 EUR
$5,768 USD
View
Price last confirmed 95 days ago
Retailer 19
-
€5,554 EUR
$6,205 USD
View
Price last confirmed 32 days ago
Most Expensive
B
Brilliant Earth
13779104A · Oct 30
€7,832 EUR
$8,750 USD
View
19 more retailers have this diamond
Prices start from €1,364 EURSave up to €6,468 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
3.51ct Radiant
€1,364 EUR