Radiant|Lab Grown|IGI

4.10ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG677521658

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

Certificate IGI LG677521658

Diamond specifications and retailer prices

From €2,846 EUR
$3,180 USD
As of October 30, 2026
Save €16,738 EUR (85%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: €19,585 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.1ct lab-grown radiant diamond

This 4.1ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG677521658 or 677521658. Listed at 31 retailers as of October 30, 2026, with prices from €2,846 to €19,585, a €16,738 spread on the same certified stone. Do Amore Diamonds lists it at €19,585. 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

4.10
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677521658
Dimensions11.84 × 8.02 × 5.16 mm
L/W Ratio1.48
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
11.84 mm8.02 mm4.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677521658
Side View
Table 62.0%Crown 40.9°Girdle: MediumPavilion 33.1°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €19,585 EUR|Low: €2,846 EUR|High: €20,507 EUR|Avg: €7,608 EUR|-4.5%
Do Amore Diamonds
Retailer 2
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Retailer 22
October 31, 2026
Retailer 22€2,846 EUR
Retailer 19€3,253 EUR
Retailer 10€3,442 EUR
Retailer 13€3,743 EUR
Retailer 17€3,769 EUR
Retailer 4€4,571 EUR
Retailer 18€4,647 EUR
Retailer 16€4,873 EUR
Retailer 7€5,579 EUR
Retailer 15€5,825 EUR
Retailer 2€5,893 EUR
Retailer 12€6,404 EUR
Retailer 8€7,757 EUR
Retailer 9€8,218 EUR
Retailer 11€8,279 EUR
Retailer 20€8,289 EUR
Retailer 3€9,091 EUR
Retailer 21€10,186 EUR
Retailer 6€12,826 EUR
Retailer 14€12,966 EUR
Retailer 5€13,244 EUR
Do Amore Diamonds€19,585 EUR

35 data points across 22 retailers

31 retailers€2,846 EUR to €19,585 EUR

A
Cheapest Retailer
-
€2,846 EUR
$3,180 USD
Retailer 2
-
€2,981 EUR
$3,330 USD
View
Price last confirmed 23 days ago
Retailer 3
-
€2,981 EUR
$3,330 USD
View
Price last confirmed 31 days ago
Retailer 4
-
€3,243 EUR
$3,623 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
€3,253 EUR
$3,634 USD
View
Retailer 6
-
€3,409 EUR
$3,809 USD
View
Price last confirmed 34 days ago
A
Retailer 7
-
€3,442 EUR
$3,845 USD
View
Retailer 8
-
€3,457 EUR
$3,862 USD
View
Price last confirmed 28 days ago
A
Retailer 9
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€3,743 EUR
$4,182 USD
View
Final sale: no returns
A
Retailer 10
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€3,769 EUR
$4,211 USD
View
A
Retailer 11
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€4,571 EUR
HK$39,900 HKD
View
A
Retailer 12
-
€4,647 EUR
$5,192 USD
View
Retailer 13
-
€4,769 EUR
$5,328 USD
View
Price last confirmed 21 days ago
A
Retailer 14
-
€4,769 EUR
$5,328 USD
View
Retailer 15
-
€4,769 EUR
$5,328 USD
View
Price last confirmed 31 days ago
A
Retailer 16
-
€4,873 EUR
£4,287 GBP
View
A
Retailer 17
-
€5,579 EUR
£4,908 GBP
View
B+
Retailer 18
-
€5,825 EUR
$6,508 USD
View
A
Retailer 19
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€5,893 EUR
View
B+
Retailer 20
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€6,404 EUR
$7,155 USD
View
B+
Retailer 21
-
€7,757 EUR
ZAR 139,998 ZAR
View
B+
Retailer 22
-
€8,218 EUR
£7,229 GBP
View
Retailer 23
-
€8,279 EUR
A$14,230 AUD
View
Price last confirmed 9 days ago
B+
Retailer 24
-
€8,289 EUR
$9,261 USD
View
B+
Retailer 25
-
€9,091 EUR
$10,156 USD
View
B
Retailer 26
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€10,173 EUR
$11,365 USD
View
B+
Retailer 27
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€10,186 EUR
$11,380 USD
View
B
Retailer 28
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€12,826 EUR
$14,329 USD
View
Retailer 29
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€12,966 EUR
A$22,286 AUD
View
Price last confirmed 23 days ago
B
Retailer 30
-
€13,244 EUR
SGD 19,995 SGD
View
Most Expensive
B
Do Amore Diamonds
27-344E2F988 · Oct 31
€19,585 EUR
$21,880 USD
View
30 more retailers have this diamond
Prices start from €2,846 EURSave up to €16,738 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
4.10ct Radiant
€2,846 EUR