Heart|Lab Grown|IGI

4.01ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804656572

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804656572

Diamond specifications and retailer prices

From €7,581 EUR
£6,669 GBP
As of October 30, 2026
Save €21,150 EUR (74%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €28,731 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.01ct lab-grown heart diamond

This 4.01ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804656572 or 804656572. Listed at 21 retailers as of October 30, 2026, with prices from €7,581 to €28,731, a €21,150 spread on the same certified stone. Taylor and Hart lists it at €28,731. 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

4.01
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804656572
Dimensions10.62 × 10.60 × 6.30 mm
L/W Ratio1.00
Girdle conditionFaceted
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
10.62 mm10.60 mm4.01 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804656572
Side View
Table 56.0%Crown 36.3°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
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 30
Current: €16,599 EUR|Low: €7,510 EUR|High: €23,238 EUR|Avg: €11,966 EUR|-28.6%
Retailer 1
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
Retailer 17
Retailer 18
November 1, 2026
Retailer 13€7,581 EUR
Retailer 3€7,823 EUR
Retailer 8€8,044 EUR
Retailer 6€8,135 EUR
Retailer 9€8,760 EUR
Retailer 2€8,987 EUR
Retailer 16€9,018 EUR
Retailer 4€9,074 EUR
Retailer 7€9,074 EUR
Retailer 18€10,094 EUR
Retailer 5€10,205 EUR
Retailer 12€10,866 EUR
Retailer 10€13,000 EUR
Retailer 1€16,599 EUR
Retailer 15€16,609 EUR
Retailer 11€16,713 EUR
Retailer 17€19,012 EUR
Retailer 14€19,315 EUR

43 data points across 18 retailers

21 retailers€7,581 EUR to €28,731 EUR

A
Cheapest Retailer
-
€7,581 EUR
£6,669 GBP
A
Retailer 2
-
€7,823 EUR
$8,740 USD
View
B+
Retailer 3
-
€8,044 EUR
$8,987 USD
View
B+
Retailer 4
-
€8,135 EUR
$9,089 USD
View
B+
Retailer 5
-
€8,372 EUR
$9,353 USD
View
B+
Retailer 6
-
€8,760 EUR
$9,787 USD
View
Final sale: no returns
B+
Retailer 7
-
€8,987 EUR
$10,040 USD
View
B+
Retailer 8
-
€9,018 EUR
$10,075 USD
View
B+
Retailer 9
-
€9,074 EUR
$10,138 USD
View
Retailer 10
-
€9,074 EUR
$10,138 USD
View
Price last confirmed 16 days ago
B+
Retailer 11
-
€10,094 EUR
$11,277 USD
View
B+
Retailer 12
-
€10,205 EUR
$11,401 USD
View
B+
Retailer 13
-
€10,866 EUR
£9,559 GBP
View
B+
Retailer 14
-
€13,000 EUR
£11,436 GBP
View
B+
Retailer 15
-
€16,599 EUR
$18,544 USD
View
B+
Retailer 16
-
€16,609 EUR
£14,611 GBP
View
B
Retailer 17
-
€16,713 EUR
View
B+
Retailer 18
-
€19,012 EUR
$21,240 USD
View
B+
Retailer 19
-
€19,315 EUR
ZAR 348,604 ZAR
View
B
Retailer 20
-
€25,274 EUR
$28,236 USD
View
Most Expensive
B
Taylor and Hart
5BHCJV3 · Oct 31
€28,731 EUR
$32,099 USD
View
20 more retailers have this diamond
Prices start from €7,581 EURSave up to €21,150 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
4.01ct Heart
€7,581 EUR