Radiant|Lab Grown|IGI

3.50ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG772686353

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

Certificate IGI LG772686353

Diamond specifications and retailer prices

From €1,289 EUR
$1,440 USD
As of October 30, 2026
Save €6,516 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €7,805 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.5ct lab-grown radiant diamond

This 3.5ct 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 LG772686353 or 772686353. Listed at 19 retailers as of October 30, 2026, with prices from €1,289 to €7,805, a €6,516 spread on the same certified stone. Brilliant Earth lists it at €7,805. 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

3.50
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772686353
Dimensions7.82 × 7.82 × 5.24 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.82 mm7.82 mm3.50 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772686353
Side View
Table 67.0%Crown 43.5°Girdle: MediumPavilion 36.5°Culet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €7,805 EUR|Low: €1,040 EUR|High: €285,914 EUR|Avg: €11,587 EUR|-27.2%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
October 30, 2026
Retailer 12€1,289 EUR
Retailer 16€1,392 EUR
Retailer 7€1,475 EUR
Retailer 6€1,768 EUR
Retailer 2€1,793 EUR
Retailer 14€1,964 EUR
Retailer 10€2,222 EUR
Retailer 15€2,788 EUR
Retailer 11€2,869 EUR
Retailer 13€2,987 EUR
Retailer 4€3,545 EUR
Retailer 17€3,690 EUR
Retailer 18€3,897 EUR
Retailer 3€3,991 EUR
Retailer 5€4,329 EUR
Retailer 8€5,158 EUR
Retailer 9€5,541 EUR
Brilliant Earth€7,805 EUR

29 data points across 18 retailers

19 retailers€1,289 EUR to €7,805 EUR

A
Cheapest Retailer
-
€1,289 EUR
$1,440 USD
Final sale: no returns
A
Retailer 2
-
€1,392 EUR
$1,555 USD
View
A
Retailer 3
-
€1,475 EUR
$1,648 USD
View
A
Retailer 4
-
€1,768 EUR
$1,975 USD
View
A
Retailer 5
-
€1,793 EUR
£1,577 GBP
View
Retailer 6
-
€1,964 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
€2,222 EUR
$2,482 USD
View
Retailer 8
-
€2,788 EUR
A$4,792 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
€2,869 EUR
ZAR 51,789 ZAR
View
A
Retailer 10
-
€2,987 EUR
£2,628 GBP
View
B+
Retailer 11
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€3,421 EUR
$3,822 USD
View
B+
Retailer 12
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€3,545 EUR
$3,961 USD
View
B+
Retailer 13
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€3,690 EUR
$4,122 USD
View
B+
Retailer 14
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€3,897 EUR
$4,353 USD
View
B+
Retailer 15
-
€3,991 EUR
£3,511 GBP
View
B+
Retailer 16
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€4,329 EUR
$4,837 USD
View
Retailer 17
-
€5,158 EUR
A$8,866 AUD
View
Price last confirmed 22 days ago
Retailer 18
-
€5,541 EUR
$6,190 USD
View
Price last confirmed 16 days ago
Most Expensive
B
Brilliant Earth
18433876A · Oct 30
€7,805 EUR
$8,720 USD
View
18 more retailers have this diamond
Prices start from €1,289 EURSave up to €6,516 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
3.50ct Radiant
€1,289 EUR