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Round|Lab Grown|IGI

3.94ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818654313

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818654313

Diamond specifications and retailer prices

From $2,127 USD
As of October 29, 2026
Save $11,643 USD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,770 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.94ct lab-grown round diamond

This 3.94ct lab-grown round 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 LG818654313 or 818654313. Listed at 19 retailers as of October 29, 2026, with prices from $2,127 to $13,770, a $11,643 spread on the same certified stone. Brilliant Earth lists it at $13,770. 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

3.94
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654313
Dimensions10.14 × 10.05 × 6.21 mm
L/W Ratio1.01
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
10.14 mm10.05 mm3.94 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654313
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
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: $13,770 USD|Low: $2,314 USD|High: $16,600 USD|Avg: $6,283 USD|-17.0%
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
Retailer 14
October 30, 2026
Retailer 13$2,314 USD
Retailer 10$2,635 USD
Retailer 2$3,382 USD
Retailer 3$3,857 USD
Retailer 9$3,935 USD
Retailer 12$3,952 USD
Retailer 7$5,730 USD
Retailer 11$6,408 USD
Retailer 4$6,605 USD
Retailer 8$6,731 USD
Retailer 5$8,300 USD
Retailer 14$8,628 USD
Retailer 6$9,088 USD
Brilliant Earth$13,770 USD

32 data points across 14 retailers

19 retailers$2,127 USD to $13,770 USD

A
Cheapest Retailer
-
$2,127 USD
A
Retailer 2
-
$2,314 USD
View
A
Retailer 3
-
$2,382 USD
View
Final sale: no returns
A
Retailer 4
-
$2,467 USD
View
Retailer 5
-
$2,585 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$2,635 USD
View
A
Retailer 7
-
$3,382 USD
£2,663 GBP
View
A
Retailer 8
-
$3,392 USD
View
B+
Retailer 9
-
$3,857 USD
View
B+
Retailer 10
-
$3,935 USD
€3,748 EUR
View
B+
Retailer 11
-
$3,952 USD
View
B+
Retailer 12
-
$5,730 USD
ZAR 92,565 ZAR
View
B+
Retailer 13
-
$6,408 USD
View
B+
Retailer 14
-
$6,605 USD
View
B+
Retailer 15
-
$6,731 USD
£5,300 GBP
View
B+
Retailer 16
-
$8,300 USD
SGD 11,216 SGD
View
B+
Retailer 17
-
$8,628 USD
View
B+
Retailer 18
-
$9,088 USD
View
Most Expensive
B
Brilliant Earth
21433882A · Oct 30
$13,770 USD
View
18 more retailers have this diamond
Prices start from $2,127 USDSave up to $11,643 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
3.94ct Round
$2,127 USD