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Heart|Lab Grown|IGI

12.01ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG780610029

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG780610029

Diamond specifications and retailer prices

From €3,455 EUR
$3,860 USD
As of October 29, 2026
Save €2,096 EUR (38%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €6,690 EUR at Aida Diamonds · As of October 22, 2026
View at Aida Diamonds

About this 12.01ct lab-grown heart diamond

This 12.01ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780610029 or 780610029. Listed at 6 retailers as of October 26, 2026, with a 61% 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

12.01
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle30.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780610029
Dimensions12.77 × 15.19 × 7.96 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.77 mm15.19 mm12.01 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780610029
Side View
Table 64.0%Crown 33.1°Girdle: VTK-ETKPavilion 30.6°Culet: NoneDepth 52.4%

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 29
Current: €6,690 EUR|Low: €2,893 EUR|High: €14,901 EUR|Avg: €7,547 EUR|+0.1%
Aida Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8€3,455 EUR
Retailer 7€3,779 EUR
Retailer 2€4,619 EUR
Retailer 5€4,936 EUR
Retailer 6€5,551 EUR
Retailer 12€5,829 EUR
Aida Diamonds€6,690 EUR
Retailer 3€6,838 EUR
Retailer 10€10,718 EUR
Retailer 11€11,048 EUR
Retailer 9€11,657 EUR
Retailer 4€14,901 EUR

16 data points across 12 retailers

6 retailers€3,455 EUR to €5,551 EUR

A
Cheapest Retailer
-
€3,455 EUR
$3,860 USD
Final sale: no returns
A
Retailer 2
-
€3,779 EUR
$4,222 USD
View
B+
Retailer 3
-
€4,619 EUR
$5,160 USD
View
B+
Retailer 4
-
€4,936 EUR
$5,514 USD
View
B+
Retailer 5
-
€5,551 EUR
$6,202 USD
View
Most Expensive
Aida Diamonds
486910773 · Oct 22
€6,690 EUR
A$11,499 AUD
View
Price last confirmed 9 days ago
5 more retailers have this diamond
Prices start from €3,455 EURSave up to €2,096 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
12.01ct Heart
€3,455 EUR