CaratHunter
Plans
Heart|Lab Grown|IGI

6.09ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG815691873

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG815691873

Diamond specifications and retailer prices

From €1,857 EUR
$2,075 USD
As of October 31, 2026
Save €8,508 EUR (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €12,845 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.09ct lab-grown heart diamond

This 6.09ct 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 LG815691873 or 815691873. Listed at 11 retailers as of October 31, 2026, with a 458% 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

6.09
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815691873
Dimensions12.72 × 11.57 × 7.29 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.72 mm11.57 mm6.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815691873
Side View
Table 62.0%Crown 34.3°Girdle: MED-STKPavilion 39°Culet: NoneDepth 57.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €12,845 EUR|Low: €1,704 EUR|High: €12,845 EUR|Avg: €4,571 EUR
Brilliant Earth
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
October 31, 2026
Retailer 7€1,704 EUR
Retailer 11€1,857 EUR
Retailer 13€2,495 EUR
Retailer 15€2,508 EUR
Retailer 5€2,511 EUR
Retailer 2€2,903 EUR
Retailer 8€3,012 EUR
Retailer 4€3,257 EUR
Retailer 14€3,596 EUR
Retailer 6€4,211 EUR
Retailer 12€4,773 EUR
Retailer 9€5,536 EUR
Retailer 3€5,690 EUR
Retailer 10€10,365 EUR
Brilliant Earth€12,845 EUR

27 data points across 15 retailers

11 retailers€1,857 EUR to €10,365 EUR

A
Cheapest Retailer
-
€1,857 EUR
$2,075 USD
Retailer 2
-
€2,495 EUR
$2,787 USD
View
Price last confirmed 8 days ago
Retailer 3
-
€2,508 EUR
$2,801 USD
View
Price last confirmed 13 days ago
B+
Retailer 4
-
€2,903 EUR
View
B+
Retailer 5
-
€3,012 EUR
$3,365 USD
View
Retailer 6
-
€3,596 EUR
A$6,181 AUD
View
Price last confirmed 9 days ago
B
Retailer 7
-
€4,773 EUR
$5,332 USD
View
B
Retailer 8
-
€5,536 EUR
£4,870 GBP
View
Retailer 9
-
€5,690 EUR
A$9,779 AUD
View
Price last confirmed 33 days ago
B
Retailer 10
-
€10,365 EUR
$11,580 USD
View
Most Expensive
Brilliant Earth
21652325A · Oct 31
€12,845 EUR
$14,350 USD
View
Price under review
10 more retailers have this diamond
Prices start from €1,857 EURSave up to €8,508 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
6.09ct Heart
€1,857 EUR