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Oval|Lab Grown|IGI

6.38ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG754594619

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754594619

Diamond specifications and retailer prices

From $33,576 AUD
$23,585 USD
As of October 28, 2026
Save $46,636 AUD (58%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $80,211 AUD at Yorxs · As of October 31, 2026
View at Yorxs

About this 6.38ct lab-grown oval diamond

This 6.38ct lab-grown oval sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594619 or 754594619. Listed at 12 retailers as of October 28, 2026, with prices from $33,576 to $80,211, a $46,636 spread on the same certified stone. Yorxs lists it at $80,211. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.38
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594619
Dimensions15.17 × 10.60 × 6.43 mm
L/W Ratio1.43
Girdle conditionFaceted
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
15.17 mm10.60 mm6.38 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594619
Side View
Table 60.0%Crown 33.3°Girdle: Slightly ThickPavilion 40.3°Culet: NoneDepth 60.7%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $65,767 AUD|Low: $30,458 AUD|High: $175,374 AUD|Avg: $67,258 AUD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Yorxs
October 31, 2026
Retailer 2$32,663 AUD
Retailer 7$33,576 AUD
Retailer 11$38,275 AUD
Retailer 13$41,700 AUD
Retailer 3$42,944 AUD
Retailer 5$44,061 AUD
Retailer 6$51,091 AUD
Retailer 8$52,816 AUD
Retailer 9$58,846 AUD
Retailer 1$65,767 AUD
Yorxs$80,211 AUD
Retailer 4$102,727 AUD
Retailer 12$131,879 AUD
Retailer 10$175,374 AUD

27 data points across 14 retailers

12 retailers$33,576 AUD to $80,211 AUD

B+
Cheapest Retailer
-
$33,576 AUD
$23,585 USD
B+
Retailer 2
-
$38,275 AUD
$26,886 USD
View
B+
Retailer 3
-
$41,700 AUD
$29,292 USD
View
B+
Retailer 4
-
$42,944 AUD
$30,166 USD
View
Retailer 5
-
$51,091 AUD
£28,259 GBP
View
Price last confirmed 7 days ago
B
Retailer 6
-
$52,816 AUD
$37,100 USD
View
B
Retailer 7
-
$58,846 AUD
$41,336 USD
View
B
Retailer 8
-
$65,767 AUD
£36,376 GBP
View
Most Expensive
B
Yorxs
523229227 · Oct 31
$80,211 AUD
€53,661 EUR
View
8 more retailers have this diamond
Prices start from $33,576 AUDSave up to $46,636 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.

B+
6.38ct Oval
$33,576 AUD