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Heart|Lab Grown|IGI

4.05ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG790675606

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG790675606

Diamond specifications and retailer prices

From €2,945 EUR
£2,591 GBP
As of November 1, 2026
Save €18,705 EUR (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €21,651 EUR at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 4.05ct lab-grown heart diamond

This 4.05ct lab-grown heart 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 LG790675606 or 790675606. Listed at 26 retailers as of November 1, 2026, with prices from €2,945 to €21,651, a €18,705 spread on the same certified stone. Novita Diamonds lists it at €21,651. 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

4.05
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790675606
Dimensions10.02 × 11.19 × 6.29 mm
L/W Ratio1.12
Girdle conditionFaceted
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
10.02 mm11.19 mm4.05 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790675606
Side View
Table 60.0%Crown 33.3°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 56.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €21,651 EUR|Low: €2,944 EUR|High: €21,920 EUR|Avg: €6,419 EUR|-1.2%
Novita Diamonds
Retailer 2
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Retailer 23
November 1, 2026
Retailer 17€2,945 EUR
Retailer 5€3,049 EUR
Retailer 7€3,317 EUR
Retailer 15€3,414 EUR
Retailer 10€3,457 EUR
Retailer 4€3,537 EUR
Retailer 12€3,537 EUR
Retailer 8€3,674 EUR
Retailer 21€4,136 EUR
Retailer 3€4,323 EUR
Retailer 6€4,419 EUR
Retailer 18€4,680 EUR
Retailer 14€4,912 EUR
Retailer 23€5,232 EUR
Retailer 20€7,526 EUR
Retailer 13€7,627 EUR
Retailer 9€8,862 EUR
Retailer 2€8,963 EUR
Retailer 11€9,813 EUR
Retailer 19€11,296 EUR
Retailer 22€11,964 EUR
Retailer 16€13,107 EUR
Novita Diamonds€21,651 EUR

27 data points across 23 retailers

26 retailers€2,945 EUR to €21,651 EUR

A
Cheapest Retailer
-
€2,945 EUR
£2,591 GBP
A
Retailer 2
-
€3,049 EUR
$3,406 USD
View
A
Retailer 3
-
€3,317 EUR
$3,706 USD
View
A
Retailer 4
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€3,414 EUR
$3,814 USD
View
Final sale: no returns
A
Retailer 5
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€3,457 EUR
$3,862 USD
View
Retailer 6
-
€3,537 EUR
$3,951 USD
View
Price last confirmed 20 days ago
A
Retailer 7
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€3,537 EUR
$3,951 USD
View
A
Retailer 8
-
€3,674 EUR
$4,105 USD
View
A
Retailer 9
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€4,136 EUR
HK$36,100 HKD
View
A
Retailer 10
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€4,323 EUR
$4,830 USD
View
A
Retailer 11
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€4,419 EUR
$4,937 USD
View
A
Retailer 12
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€4,680 EUR
£4,117 GBP
View
A
Retailer 13
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€4,912 EUR
$5,488 USD
View
A
Retailer 14
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€5,232 EUR
$5,845 USD
View
A
Retailer 15
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€7,526 EUR
ZAR 135,826 ZAR
View
B+
Retailer 16
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€7,627 EUR
A$13,109 AUD
View
Retailer 17
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€7,980 EUR
£7,020 GBP
View
Price last confirmed 23 days ago
B+
Retailer 18
-
€8,457 EUR
$9,448 USD
View
B+
Retailer 19
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€8,862 EUR
$9,901 USD
View
B+
Retailer 20
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€8,963 EUR
£7,885 GBP
View
B+
Retailer 21
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€9,813 EUR
$10,963 USD
View
B+
Retailer 22
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€11,296 EUR
$12,620 USD
View
B+
Retailer 23
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€11,964 EUR
SGD 18,062 SGD
View
B+
Retailer 24
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€12,418 EUR
$13,873 USD
View
B
Retailer 25
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€13,107 EUR
$14,643 USD
View
Most Expensive
B
Novita Diamonds
cert_790675606 · Nov 1
€21,651 EUR
A$37,213 AUD
View
25 more retailers have this diamond
Prices start from €2,945 EURSave up to €18,705 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
4.05ct Heart
€2,945 EUR