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Oval|Lab Grown|IGI

3.99ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG784644621

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784644621

Diamond specifications and retailer prices

From €1,656 EUR
$1,850 USD
As of October 29, 2026
Save €12,397 EUR (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €14,053 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.99ct lab-grown oval diamond

This 3.99ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784644621 or 784644621. Listed at 14 retailers as of October 29, 2026, with prices from €1,656 to €14,053, a €12,397 spread on the same certified stone. Brilliant Earth lists it at €14,053. 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

3.99
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644621
Dimensions12.62 × 8.98 × 5.43 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
12.62 mm8.98 mm3.99 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644621
Side View
Table 58.0%Crown 36.5°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 60.5%

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: €14,053 EUR|Low: €1,656 EUR|High: €16,756 EUR|Avg: €5,658 EUR|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 6€1,656 EUR
Retailer 8€1,699 EUR
Retailer 7€2,452 EUR
Retailer 10€2,752 EUR
Retailer 11€2,867 EUR
Retailer 4€3,043 EUR
Retailer 12€3,778 EUR
Retailer 3€4,332 EUR
Retailer 2€4,932 EUR
Retailer 5€5,769 EUR
Retailer 9€9,228 EUR
Brilliant Earth€14,053 EUR

30 data points across 12 retailers

14 retailers€1,656 EUR to €14,053 EUR

A
Cheapest Retailer
-
€1,656 EUR
$1,850 USD
A
Retailer 2
-
€1,699 EUR
$1,898 USD
View
Retailer 3
-
€2,161 EUR
$2,414 USD
View
Price last confirmed 28 days ago
Retailer 4
-
€2,449 EUR
$2,736 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
€2,452 EUR
$2,739 USD
View
A
Retailer 6
-
€2,752 EUR
$3,075 USD
View
A
Retailer 7
-
€2,867 EUR
View
B+
Retailer 8
-
€3,778 EUR
$4,221 USD
View
Retailer 9
-
€3,961 EUR
$4,425 USD
View
Price last confirmed 30 days ago
B+
Retailer 10
-
€4,332 EUR
$4,840 USD
View
B+
Retailer 11
-
€4,932 EUR
£4,339 GBP
View
B+
Retailer 12
-
€5,769 EUR
$6,445 USD
View
B
Retailer 13
-
€9,228 EUR
$10,310 USD
View
Most Expensive
B
Brilliant Earth
19021182Y · Oct 29
€14,053 EUR
$15,700 USD
View
13 more retailers have this diamond
Prices start from €1,656 EURSave up to €12,397 EUR

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
3.99ct Oval
€1,656 EUR