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Oval|Lab Grown|IGI

0.51ct D FL Oval Lab Grown Diamond

VG • D/FL • IGI LG845672423

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG845672423

Diamond specifications and retailer prices

From $575 AUD
$404 USD
As of October 23, 2026
9 retailers carry this diamond
Most expensive: $2,323 AUD at MOH London · As of October 21, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG845672423 or 845672423. Listed at 9 retailers as of October 21, 2026. 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
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845672423
Dimensions6.49 × 4.55 × 2.82 mm
L/W Ratio1.43
Girdle conditionFaceted
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
6.49 mm4.55 mm0.51 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845672423
Side View
Table 60.0%Crown 33.3°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.0%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 23
Current: $2,323 AUD|Low: $575 AUD|High: $2,416 AUD|Avg: $1,501 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 23, 2026
Retailer 5$575 AUD
Retailer 8$575 AUD
Retailer 11$895 AUD
Retailer 4$918 AUD
Retailer 7$940 AUD
Retailer 2$1,009 AUD
Retailer 6$1,239 AUD
Retailer 12$1,917 AUD
Retailer 10$2,046 AUD
Retailer 9$2,078 AUD
MOH London$2,323 AUD
Retailer 3$2,416 AUD

6 data points across 12 retailers

9 retailers$575 AUD to $2,323 AUD

Retailer 1
-
$575 AUD
$404 USD
Price last confirmed 7 days ago
Retailer 2
-
$918 AUD
$645 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$940 AUD
$660 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$1,009 AUD
£558 GBP
View
Price last confirmed 8 days ago
Retailer 5
-
$1,239 AUD
$871 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$1,917 AUD
$1,347 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$2,046 AUD
CA$1,996 CAD
View
Price last confirmed 8 days ago
Retailer 8
-
$2,078 AUD
$1,460 USD
View
Price last confirmed 9 days ago
Most Expensive
MOH London
LG845672423 · Oct 21
$2,323 AUD
£1,285 GBP
View
Price last confirmed 10 days ago
8 more retailers have this diamond

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.

0.51ct Oval
$575 AUD