Heart|Lab Grown|IGI

0.51ct D VS2 Heart Lab Grown Diamond

VG • D/VS2 • IGI LG843696374

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843696374

Diamond specifications and retailer prices

From $152 USD
As of October 28, 2026
Save $747 USD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $899 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG843696374 or 843696374. Listed at 6 retailers as of October 28, 2026, with prices from $152 to $899, a $747 spread on the same certified stone. MOH London lists it at $899. 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

0.51
Carat
D
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.1°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843696374
Dimensions5.12 × 5.50 × 3.03 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.12 mm5.50 mm0.51 ctD / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG843696374
Side View
Table 60.0%Crown 37.1°Girdle: STK-THKPavilion 37.3°CuletDepth 55.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $899 USD|Low: $152 USD|High: $899 USD|Avg: $391 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 6$152 USD
Retailer 3$233 USD
Retailer 2$294 USD
Retailer 4$342 USD
Retailer 5$450 USD
MOH London$899 USD

12 data points across 6 retailers

6 retailers$152 USD to $899 USD

B+
Cheapest Retailer
-
$152 USD
B+
Retailer 2
-
$233 USD
£183 GBP
View
B+
Retailer 3
-
$294 USD
£231 GBP
View
B
Retailer 4
-
$342 USD
View
B
Retailer 5
-
$450 USD
View
Most Expensive
B
MOH London
LG843696374 · Oct 29
$899 USD
£708 GBP
View
5 more retailers have this diamond
Prices start from $152 USDSave up to $747 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+
0.51ct Heart
$152 USD