Emerald|Lab Grown|IGI

2.51ct E FL Emerald Lab Grown Diamond

EX • E/FL • IGI LG818645829

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818645829

Diamond specifications and retailer prices

From $2,572 USD
As of October 31, 2026
Save $6,736 USD (72%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,308 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 2.51ct lab-grown emerald diamond

This 2.51ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818645829 or 818645829. Listed at 18 retailers as of October 31, 2026, with prices from $2,572 to $9,308, a $6,736 spread on the same certified stone. Taylor and Hart lists it at $9,308. 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

2.51
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818645829
Dimensions8.78 × 6.28 × 4.31 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.78 mm6.28 mm2.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818645829
Side View
Table 60.0%Crown 35.6°Girdle: STK-THKPavilion 42.2°Culet: LargeDepth 68.6%

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 31
Current: $7,230 USD|Low: $2,205 USD|High: $9,308 USD|Avg: $4,834 USD|-14.2%
Retailer 1
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
Retailer 15
Retailer 16
Taylor and Hart
November 1, 2026
Retailer 14$2,297 USD
Retailer 2$2,499 USD
Retailer 16$2,572 USD
Retailer 5$2,665 USD
Retailer 15$2,830 USD
Retailer 6$3,038 USD
Retailer 9$3,639 USD
Retailer 4$3,663 USD
Retailer 10$3,807 USD
Retailer 7$4,159 USD
Retailer 12$4,163 USD
Retailer 8$5,060 USD
Retailer 13$6,761 USD
Retailer 11$6,875 USD
Retailer 1$7,230 USD
Retailer 3$8,650 USD
Taylor and Hart$9,308 USD

41 data points across 17 retailers

18 retailers$2,572 USD to $9,308 USD

Retailer 1
-
$2,297 USD
Price last confirmed 9 days ago
Retailer 2
-
$2,499 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$2,572 USD
View
Final sale: no returns
Retailer 4
-
$2,665 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$2,665 USD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$2,830 USD
View
B+
Retailer 7
-
$3,038 USD
View
B+
Retailer 8
-
$3,639 USD
£2,865 GBP
View
Retailer 9
-
$3,663 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$3,807 USD
View
B+
Retailer 11
-
$4,159 USD
View
B+
Retailer 12
-
$4,163 USD
€3,965 EUR
View
B
Retailer 13
-
$5,060 USD
£3,984 GBP
View
B
Retailer 14
-
$6,761 USD
View
B
Retailer 15
-
$6,875 USD
ZAR 111,071 ZAR
View
B
Retailer 16
-
$7,230 USD
£5,693 GBP
View
B
Retailer 17
-
$8,650 USD
View
Most Expensive
B
Taylor and Hart
SZWNKS1 · Oct 31
$9,308 USD
View
17 more retailers have this diamond
Prices start from $2,572 USDSave up to $6,736 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
2.51ct Emerald
$2,572 USD