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Heart|Lab Grown|IGI

0.42ct H VS1 Heart Lab Grown Diamond

EX • H/VS1 • IGI LG847619145

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847619145

Diamond specifications and retailer prices

From $164 AUD
HK$900 HKD
As of November 1, 2026
Save $827 AUD (83%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $991 AUD 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847619145 or 847619145. Listed at 7 retailers as of October 26, 2026, with prices from $164 to $991, a $827 spread on the same certified stone. MOH London lists it at $991. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847619145
Dimensions4.85 × 5.25 × 2.87 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.85 mm5.25 mm0.42 ctH / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG847619145
Side View
Table 70.0%Crown 34.1°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 54.7%

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: Nov 1
Current: $991 AUD|Low: $164 AUD|High: $991 AUD|Avg: $424 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6$164 AUD
Retailer 2$263 AUD
Retailer 4$300 AUD
Retailer 3$367 AUD
Retailer 5$463 AUD
Retailer 7$519 AUD
MOH London$991 AUD

5 data points across 7 retailers

7 retailers$164 AUD to $991 AUD

A
Cheapest Retailer
-
$164 AUD
HK$900 HKD
B+
Retailer 2
-
$263 AUD
€176 EUR
View
Retailer 3
-
$300 AUD
$211 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$367 AUD
£203 GBP
View
Price last confirmed 7 days ago
B
Retailer 5
-
$463 AUD
$325 USD
View
B
Retailer 6
-
$519 AUD
$364 USD
View
Most Expensive
B
MOH London
LG847619145 · Oct 26
$991 AUD
£548 GBP
View
6 more retailers have this diamond
Prices start from $164 AUDSave up to $827 AUD

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
$164 AUD