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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 $23,585 USD
As of October 28, 2026
Save $32,759 USD (58%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $56,344 USD 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 $23,585 to $56,344, a $32,759 spread on the same certified stone. Yorxs lists it at $56,344. 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
Color
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: $46,198 USD|Low: $21,395 USD|High: $123,191 USD|Avg: $47,245 USD|+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$22,944 USD
Retailer 7$23,585 USD
Retailer 11$26,886 USD
Retailer 13$29,292 USD
Retailer 3$30,166 USD
Retailer 5$30,950 USD
Retailer 6$35,888 USD
Retailer 8$37,100 USD
Retailer 9$41,336 USD
Retailer 1$46,198 USD
Yorxs$56,344 USD
Retailer 4$72,160 USD
Retailer 12$92,638 USD
Retailer 10$123,191 USD

27 data points across 14 retailers

12 retailers$23,585 USD to $56,344 USD

B+
Cheapest Retailer
-
$23,585 USD
B+
Retailer 2
-
$26,886 USD
View
B+
Retailer 3
-
$29,292 USD
View
B+
Retailer 4
-
$30,166 USD
View
Retailer 5
-
$35,888 USD
£28,259 GBP
View
Price last confirmed 7 days ago
B
Retailer 6
-
$37,100 USD
View
B
Retailer 7
-
$41,336 USD
View
B
Retailer 8
-
$46,198 USD
£36,376 GBP
View
Most Expensive
B
Yorxs
523229227 · Oct 31
$56,344 USD
€53,661 EUR
View
8 more retailers have this diamond
Prices start from $23,585 USDSave up to $32,759 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.

B+
6.38ct Oval
$23,585 USD