Emerald|Lab Grown|IGI

4.31ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG811634225

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811634225

Diamond specifications and retailer prices

From $6,512 USD
As of October 30, 2026
Save $15,249 USD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $21,761 USD at With Clarity · As of October 30, 2026
View at With Clarity

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 LG811634225 or 811634225. Listed at 11 retailers as of October 30, 2026, with prices from $6,512 to $21,761, a $15,249 spread on the same certified stone. With Clarity lists it at $21,761. 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 angle39.6°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634225
Dimensions10.70 × 7.58 × 5.17 mm
L/W Ratio1.41
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
10.70 mm7.58 mm4.31 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634225
Side View
Table 64.0%Crown 39.6°Girdle: MED-STKPavilion 42.1°Culet: LargeDepth 68.2%

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 30
Current: $7,094 USD|Low: $6,512 USD|High: $22,405 USD|Avg: $11,637 USD|-13.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 30, 2026
Retailer 8$6,512 USD
Retailer 7$6,861 USD
Retailer 1$7,094 USD
Retailer 2$8,422 USD
Retailer 4$8,988 USD
Retailer 9$10,234 USD
Retailer 5$11,355 USD
Retailer 3$11,610 USD
Retailer 10$14,735 USD
Retailer 6$19,526 USD
With Clarity$21,761 USD

41 data points across 11 retailers

11 retailers$6,512 USD to $21,761 USD

A
Cheapest Retailer
-
$6,512 USD
A
Retailer 2
-
$6,861 USD
HK$53,600 HKD
View
A
Retailer 3
-
$7,094 USD
£5,586 GBP
View
B+
Retailer 4
-
$8,422 USD
View
B+
Retailer 5
-
$8,988 USD
€8,560 EUR
View
B+
Retailer 6
-
$10,234 USD
View
B+
Retailer 7
-
$11,355 USD
£8,941 GBP
View
B+
Retailer 8
-
$11,610 USD
ZAR 187,562 ZAR
View
B
Retailer 9
-
$14,735 USD
View
B
Retailer 10
-
$19,526 USD
View
Most Expensive
B
With Clarity
811634225 · Oct 30
$21,761 USD
View
10 more retailers have this diamond
Prices start from $6,512 USDSave up to $15,249 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
$6,512 USD