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Heart|Lab Grown|IGI

3.51ct E VS1 Heart Lab Grown Diamond

VG • E/VS1 • IGI LG844642124

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844642124

Diamond specifications and retailer prices

From $900 USD
As of October 30, 2026
Save $1,921 USD (68%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,821 USD at MOH London · As of October 29, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG844642124 or 844642124. Listed at 4 retailers as of October 29, 2026, with prices from $900 to $2,821, a $1,921 spread on the same certified stone. MOH London lists it at $2,821. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844642124
Dimensions9.30 × 10.61 × 5.89 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.30 mm10.61 mm3.51 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844642124
Side View
Table 65.0%Crown 42.5°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 55.5%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $2,821 USD|Low: $900 USD|High: $2,821 USD|Avg: $1,582 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 4$900 USD
Retailer 2$1,047 USD
Retailer 3$1,570 USD
MOH London$2,821 USD

14 data points across 4 retailers

4 retailers$900 USD to $2,821 USD

B+
Cheapest Retailer
-
$900 USD
A
Retailer 2
-
$1,047 USD
£824 GBP
View
B+
Retailer 3
-
$1,570 USD
View
Most Expensive
B
MOH London
LG844642124 · Oct 29
$2,821 USD
£2,221 GBP
View
3 more retailers have this diamond
Prices start from $900 USDSave up to $1,921 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
3.51ct Heart
$900 USD