Heart|Lab Grown|IGI

3.51ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG500150040

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG500150040

Diamond specifications and retailer prices

From $5,100 USD
As of October 31, 2026
14 retailers carry this diamond
Most expensive: $19,427 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.51ct lab-grown heart diamond

This 3.51ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500150040 or 500150040. Listed at 14 retailers as of October 31, 2026. 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

3.51
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500150040
Dimensions9.02 × 10.25 × 6.40 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.02 mm10.25 mm3.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500150040
Side View
Table 57.0%Crown 41.6°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $19,427 USD|Low: $5,100 USD|High: $32,340 USD|Avg: $16,122 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$5,100 USD
Retailer 6$10,662 USD
Retailer 12$11,386 USD
Retailer 10$11,941 USD
Retailer 3$12,379 USD
Retailer 9$13,198 USD
Retailer 5$13,328 USD
Retailer 2$14,602 USD
Retailer 4$15,935 USD
MOH London$19,427 USD
Retailer 8$31,671 USD
Retailer 11$32,340 USD

22 data points across 12 retailers

14 retailers

B
Cheapest Retailer
-
$5,100 USD
Retailer 2
-
$10,662 USD
View
Price under review
Retailer 3
-
$11,089 USD
View
Price under review
Retailer 4
-
$11,386 USD
View
Price under review
Retailer 5
-
$11,591 USD
View
Price under review
Retailer 6
-
$11,941 USD
View
Price under review
Final sale: no returns
Most Expensive
MOH London
LG500150040 · Nov 1
$19,427 USD
£15,297 GBP
View
Price under review
6 more retailers have this diamond
Prices start from $5,100 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.

B
3.51ct Heart
$5,100 USD