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Heart|Lab Grown|IGI

5.09ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG726523590

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG726523590

Diamond specifications and retailer prices

From €1,068 EUR
$1,193 USD
As of October 31, 2026
Save €2,688 EUR (72%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,863 EUR at Taylor and Hart · As of October 15, 2026
View at Taylor and Hart

About this 5.09ct lab-grown heart diamond

This 5.09ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG726523590 or 726523590. Listed at 16 retailers as of October 27, 2026, with a 252% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.09
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726523590
Dimensions11.26 × 11.86 × 6.82 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.26 mm11.86 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726523590
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 57.5%

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 31
Current: €2,241 EUR|Low: €916 EUR|High: €4,480 EUR|Avg: €2,103 EUR|+0.1%
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
Taylor and Hart
October 31, 2026
Retailer 17€916 EUR
Retailer 5€1,037 EUR
Retailer 4€1,068 EUR
Retailer 6€1,106 EUR
Retailer 15€1,106 EUR
Retailer 10€1,201 EUR
Retailer 14€1,235 EUR
Retailer 7€1,479 EUR
Retailer 13€1,652 EUR
Retailer 3€1,762 EUR
Retailer 1€2,241 EUR
Retailer 16€2,243 EUR
Retailer 11€2,247 EUR
Retailer 8€2,335 EUR
Retailer 2€3,203 EUR
Retailer 12€3,756 EUR
Taylor and Hart€3,863 EUR
Retailer 9€4,480 EUR

39 data points across 18 retailers

16 retailers€1,068 EUR to €3,756 EUR

Retailer 1
-
€916 EUR
$1,023 USD
Price last confirmed 29 days ago
Retailer 2
-
€1,037 EUR
$1,159 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
€1,068 EUR
$1,193 USD
View
Final sale: no returns
Retailer 4
-
€1,106 EUR
$1,236 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
€1,201 EUR
£1,057 GBP
View
A
Retailer 6
-
€1,235 EUR
$1,380 USD
View
Retailer 7
-
€1,652 EUR
£1,453 GBP
View
Price last confirmed 15 days ago
B+
Retailer 8
-
€1,762 EUR
$1,968 USD
View
Retailer 9
-
€2,073 EUR
$2,316 USD
View
Price last confirmed 31 days ago
B+
Retailer 10
-
€2,241 EUR
A$3,852 AUD
View
B+
Retailer 11
-
€2,243 EUR
$2,506 USD
View
B+
Retailer 12
-
€2,247 EUR
ZAR 40,554 ZAR
View
B+
Retailer 13
-
€2,335 EUR
$2,609 USD
View
B
Retailer 14
-
€3,203 EUR
$3,578 USD
View
B
Retailer 15
-
€3,756 EUR
£3,304 GBP
View
Most Expensive
Taylor and Hart
GJTTPOZ · Oct 15
€3,863 EUR
$4,315 USD
View
Price last confirmed 16 days ago
15 more retailers have this diamond
Prices start from €1,068 EURSave up to €2,688 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
5.09ct Heart
€1,068 EUR