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Heart|Lab Grown|IGI

3.12ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG719529701

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG719529701

Diamond specifications and retailer prices

From €1,174 EUR
A$2,018 AUD
As of October 31, 2026
Save €1,038 EUR (47%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €2,212 EUR at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.12ct lab-grown heart diamond

This 3.12ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG719529701 or 719529701. Listed at 2 retailers as of October 31, 2026, with prices from €1,174 to €2,212, a €1,038 spread on the same certified stone. The Diamond Guys lists it at €2,212. 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

3.12
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719529701
Dimensions9.91 × 9.07 × 6.02 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.91 mm9.07 mm3.12 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719529701
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €1,174 EUR|Low: €314 EUR|High: €4,368 EUR|Avg: €1,436 EUR
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
The Diamond Guys
October 21, 2026
Retailer 2€314 EUR
Retailer 12€603 EUR
Retailer 14€637 EUR
Retailer 15€658 EUR
Retailer 11€660 EUR
Retailer 3€763 EUR
Retailer 4€913 EUR
Retailer 13€947 EUR
Retailer 1€1,174 EUR
Retailer 5€1,209 EUR
Retailer 9€1,216 EUR
Retailer 6€1,859 EUR
The Diamond Guys€2,212 EUR
Retailer 8€2,291 EUR
Retailer 10€3,562 EUR
Retailer 7€4,368 EUR

9 data points across 16 retailers

2 retailers€1,174 EUR to €2,212 EUR

A
Cheapest Retailer
-
€1,174 EUR
A$2,018 AUD
Most Expensive
B
The Diamond Guys
1957404826 · Nov 1
€2,212 EUR
$2,471 USD
View
1 more retailer has this diamond
Prices start from €1,174 EURSave up to €1,038 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
3.12ct Heart
€1,174 EUR