Emerald|Lab Grown|IGI

4.31ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG780663836

Shape and cutting style on the report: Emerald cut

Certificate IGI LG780663836

Diamond specifications and retailer prices

From $5,124 USD
As of October 29, 2026
Save $17,586 USD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $22,710 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.31ct lab-grown emerald diamond

This 4.31ct lab-grown emerald 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 LG780663836 or 780663836. Listed at 13 retailers as of October 29, 2026, with prices from $5,124 to $22,710, a $17,586 spread on the same certified stone. Brilliant Earth lists it at $22,710. 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

4.31
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663836
Dimensions11.14 × 7.70 × 5.08 mm
L/W Ratio1.45
Culet sizeLarge
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
11.14 mm7.70 mm4.31 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663836
Side View
Table 64.0%Crown 30.4°Girdle: MED-STKPavilion 40.4°Culet: LargeDepth 66.0%

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: $22,710 USD|Low: $5,124 USD|High: $23,410 USD|Avg: $12,511 USD|-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
Retailer 13
October 30, 2026
Retailer 10$5,124 USD
Retailer 12$6,512 USD
Retailer 11$6,861 USD
Retailer 2$7,094 USD
Retailer 5$8,422 USD
Retailer 7$8,988 USD
Retailer 13$10,234 USD
Retailer 8$11,355 USD
Retailer 6$11,610 USD
Retailer 4$14,735 USD
Retailer 9$19,526 USD
Retailer 3$21,761 USD
Brilliant Earth$22,710 USD

41 data points across 13 retailers

13 retailers$5,124 USD to $22,710 USD

A
Cheapest Retailer
-
$5,124 USD
A
Retailer 2
-
$6,512 USD
View
A
Retailer 3
-
$6,861 USD
HK$53,600 HKD
View
A
Retailer 4
-
$7,094 USD
£5,586 GBP
View
B+
Retailer 5
-
$8,422 USD
View
B+
Retailer 6
-
$8,988 USD
€8,560 EUR
View
B+
Retailer 7
-
$10,234 USD
View
B+
Retailer 8
-
$11,355 USD
£8,941 GBP
View
B+
Retailer 9
-
$11,610 USD
ZAR 187,562 ZAR
View
B
Retailer 10
-
$14,735 USD
View
B
Retailer 11
-
$19,526 USD
View
B
Retailer 12
-
$21,761 USD
View
Most Expensive
B
Brilliant Earth
19712492A · Oct 29
$22,710 USD
View
12 more retailers have this diamond
Prices start from $5,124 USDSave up to $17,586 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
4.31ct Emerald
$5,124 USD