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Radiant|Lab Grown|IGI

0.51ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG779633443

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG779633443

Diamond specifications and retailer prices

From $375 AUD
As of November 4, 2026
Save $322 AUD (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,892 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.51ct lab-grown radiant diamond

This 0.51ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779633443 or 779633443. Listed at 10 retailers as of November 2, 2026, with a 86% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.1°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779633443
Dimensions5.56 × 4.07 × 2.57 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.56 mm4.07 mm0.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779633443
Side View
Table 65.0%Crown 23.1°Girdle: ThickPavilion 34.6°Culet: NoneDepth 63.1%

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 4
Current: $1,892 AUD|Low: $361 AUD|High: $1,914 AUD|Avg: $659 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 5$371 AUD
Retailer 2$375 AUD
Retailer 7$433 AUD
Retailer 3$438 AUD
Retailer 4$438 AUD
Retailer 8$550 AUD
Retailer 6$563 AUD
Retailer 9$683 AUD
Retailer 10$808 AUD
MOH London$1,892 AUD

45 data points across 10 retailers

10 retailers$375 AUD to $697 AUD

Retailer 1
-
$371 AUD
Price last confirmed 17 days ago
A
Retailer 2
-
$375 AUD
View
B+
Retailer 3
-
$433 AUD
View
B+
Retailer 4
-
$438 AUD
View
B+
Retailer 5
-
$438 AUD
View
B+
Retailer 6
-
$550 AUD
View
Retailer 7
-
$563 AUD
View
Price last confirmed 30 days ago
B
Retailer 8
-
$697 AUD
View
Retailer 9
-
$808 AUD
View
Price last confirmed 17 days ago
Most Expensive
MOH London
LG779633443 · Nov 2
$1,892 AUD
£1,045 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $375 AUDSave up to $322 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
0.51ct Radiant
$375 AUD