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Heart|Lab Grown|IGI

3.91ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG712529487

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG712529487

Diamond specifications and retailer prices

From $572 USD
As of October 27, 2026
Save $4,508 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,071 USD at Queensmith · As of October 16, 2026
View at Queensmith

About this 3.91ct lab-grown heart diamond

This 3.91ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG712529487 or 712529487. Listed at 13 retailers as of October 27, 2026, with a 788% 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

3.91
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712529487
Dimensions9.19 × 10.82 × 6.71 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Top View
9.19 mm10.82 mm3.91 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712529487
Side View
Table 58.0%Crown 36.2°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 62.0%

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 27
Current: $6,071 USD|Low: $431 USD|High: $6,071 USD|Avg: $2,409 USD
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 4$572 USD
Retailer 12$640 USD
Retailer 8$710 USD
Retailer 7$948 USD
Retailer 2$1,177 USD
Retailer 5$1,574 USD
Retailer 10$1,592 USD
Retailer 9$2,060 USD
Retailer 13$2,305 USD
Retailer 11$2,668 USD
Retailer 6$3,103 USD
Retailer 3$5,080 USD
Queensmith$6,071 USD

23 data points across 13 retailers

13 retailers$572 USD to $5,080 USD

A
Cheapest Retailer
-
$572 USD
A
Retailer 2
-
$640 USD
View
Final sale: no returns
A
Retailer 3
-
$710 USD
View
B+
Retailer 4
-
$948 USD
View
A
Retailer 5
-
$1,177 USD
£927 GBP
View
Retailer 6
-
$1,574 USD
A$2,421 AUD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$1,592 USD
View
B+
Retailer 8
-
$2,060 USD
View
B+
Retailer 9
-
$2,305 USD
View
B+
Retailer 10
-
$2,668 USD
View
B+
Retailer 11
-
$3,103 USD
£2,443 GBP
View
B
Retailer 12
-
$5,080 USD
View
Most Expensive
Queensmith
LG712529487 · Oct 16
$6,071 USD
£4,780 GBP
View
Price last confirmed 13 days ago
12 more retailers have this diamond
Prices start from $572 USDSave up to $4,508 USD

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
3.91ct Heart
$572 USD