Heart|Lab Grown|IGI

0.42ct E VS1 Heart Lab Grown Diamond

VG • E/VS1 • IGI LG847661720

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847661720

Diamond specifications and retailer prices

From $128 USD
HK$1,000 HKD
As of October 29, 2026
Save $661 USD (84%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $789 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.42ct lab-grown heart diamond

This 0.42ct lab-grown heart sits in the sub-half-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG847661720 or 847661720. Listed at 7 retailers as of October 26, 2026, with prices from $128 to $789, a $661 spread on the same certified stone. MOH London lists it at $789. 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

0.42
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.2°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847661720
Dimensions5.13 × 4.99 × 2.94 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.13 mm4.99 mm0.42 ctE / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG847661720
Side View
Table 64.0%Crown 33.2°Girdle: MED-STKPavilion 42°Culet: NoneDepth 58.9%

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 29
Current: $789 USD|Low: $128 USD|High: $789 USD|Avg: $349 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3$128 USD
Retailer 4$194 USD
Retailer 2$205 USD
Retailer 6$228 USD
Retailer 5$336 USD
Retailer 7$404 USD
MOH London$789 USD

5 data points across 7 retailers

7 retailers$128 USD to $789 USD

A
Cheapest Retailer
-
$128 USD
HK$1,000 HKD
B+
Retailer 2
-
$194 USD
£153 GBP
View
B+
Retailer 3
-
$205 USD
€195 EUR
View
B+
Retailer 4
-
$228 USD
View
B
Retailer 5
-
$336 USD
View
B
Retailer 6
-
$404 USD
View
Most Expensive
B
MOH London
LG847661720 · Oct 26
$789 USD
£621 GBP
View
6 more retailers have this diamond
Prices start from $128 USDSave up to $661 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
0.42ct Heart
$128 USD