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Oval|Lab Grown|IGI

4.07ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG780662922

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780662922

Diamond specifications and retailer prices

From $3,488 USD
As of October 29, 2026
Save $11,012 USD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $14,500 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.07ct lab-grown oval diamond

This 4.07ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780662922 or 780662922. Listed at 14 retailers as of October 28, 2026, with prices from $3,488 to $14,500, a $11,012 spread on the same certified stone. Brilliant Earth lists it at $14,500. 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

4.07
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662922
Dimensions12.77 × 9.03 × 5.66 mm
L/W Ratio1.41
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
12.77 mm9.03 mm4.07 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662922
Side View
Table 61.0%Crown 36.3°Girdle: MediumPavilion 40.4°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $14,500 USD|Low: $3,488 USD|High: $22,650 USD|Avg: $9,270 USD|-36.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 9$3,488 USD
Retailer 13$4,250 USD
Retailer 6$4,661 USD
Retailer 12$5,240 USD
Retailer 11$5,387 USD
Retailer 7$5,556 USD
Retailer 8$7,358 USD
Retailer 4$8,717 USD
Retailer 2$8,843 USD
Retailer 10$9,133 USD
Retailer 5$12,082 USD
Retailer 3$13,488 USD
Brilliant Earth$14,500 USD

41 data points across 13 retailers

14 retailers$3,488 USD to $14,500 USD

A
Cheapest Retailer
-
$3,488 USD
A
Retailer 2
-
$4,250 USD
HK$33,200 HKD
View
A
Retailer 3
-
$4,661 USD
£3,670 GBP
View
A
Retailer 4
-
$5,240 USD
View
A
Retailer 5
-
$5,387 USD
View
A
Retailer 6
-
$5,556 USD
€5,291 EUR
View
B+
Retailer 7
-
$6,998 USD
View
Price last confirmed 58 days ago
B+
Retailer 8
-
$7,358 USD
ZAR 118,868 ZAR
View
B+
Retailer 9
-
$8,717 USD
View
B+
Retailer 10
-
$8,843 USD
£6,963 GBP
View
B+
Retailer 11
-
$9,133 USD
View
B+
Retailer 12
-
$12,082 USD
View
B
Retailer 13
-
$13,488 USD
View
Most Expensive
B
Brilliant Earth
18992358A · Oct 28
$14,500 USD
View
13 more retailers have this diamond
Prices start from $3,488 USDSave up to $11,012 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.

A
4.07ct Oval
$3,488 USD