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Emerald|Lab Grown|IGI

2.57ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG812621964

Shape and cutting style on the report: Emerald cut

Certificate IGI LG812621964

Diamond specifications and retailer prices

From €806 EUR
$900 USD
As of October 31, 2026
Save €4,010 EUR (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,816 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.57ct lab-grown emerald diamond

This 2.57ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812621964 or 812621964. Listed at 20 retailers as of October 31, 2026, with prices from €806 to €4,816, a €4,010 spread on the same certified stone. Brilliant Earth lists it at €4,816. 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

2.57
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621964
Dimensions9.71 × 6.42 × 4.11 mm
L/W Ratio1.51
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
9.71 mm6.42 mm2.57 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621964
Side View
Table 64.0%Crown 30.3°Girdle: MediumPavilion 41°Culet: LargeDepth 64.0%

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 31
Current: €4,816 EUR|Low: €575 EUR|High: €5,729 EUR|Avg: €2,208 EUR|-15.9%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 8€806 EUR
Retailer 6€823 EUR
Retailer 5€834 EUR
Retailer 13€994 EUR
Retailer 3€1,255 EUR
Retailer 2€1,281 EUR
Retailer 15€1,330 EUR
Retailer 14€1,794 EUR
Retailer 12€1,982 EUR
Retailer 7€2,131 EUR
Retailer 16€2,153 EUR
Retailer 4€2,374 EUR
Retailer 9€2,592 EUR
Retailer 17€2,611 EUR
Retailer 11€2,793 EUR
Retailer 10€2,887 EUR
Retailer 18€3,133 EUR
Retailer 19€4,104 EUR
Brilliant Earth€4,816 EUR

40 data points across 19 retailers

20 retailers€806 EUR to €4,816 EUR

Retailer 1
-
€720 EUR
$804 USD
Price last confirmed 21 days ago
A
Retailer 2
-
€806 EUR
$900 USD
View
Final sale: no returns
Retailer 3
-
€834 EUR
$932 USD
View
Price last confirmed 19 days ago
Retailer 4
-
€834 EUR
$932 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
€994 EUR
$1,110 USD
View
A
Retailer 6
-
€1,255 EUR
$1,402 USD
View
A
Retailer 7
-
€1,281 EUR
£1,127 GBP
View
A
Retailer 8
-
€1,330 EUR
View
A
Retailer 9
-
€1,794 EUR
$2,004 USD
View
A
Retailer 10
-
€1,982 EUR
A$3,406 AUD
View
A
Retailer 11
-
€2,131 EUR
$2,381 USD
View
A
Retailer 12
-
€2,153 EUR
ZAR 38,862 ZAR
View
Retailer 13
-
€2,347 EUR
$2,622 USD
View
Price last confirmed 24 days ago
A
Retailer 14
-
€2,374 EUR
$2,652 USD
View
B+
Retailer 15
-
€2,611 EUR
$2,917 USD
View
B+
Retailer 16
-
€2,793 EUR
$3,120 USD
View
B+
Retailer 17
-
€2,887 EUR
$3,226 USD
View
B+
Retailer 18
-
€3,133 EUR
£2,756 GBP
View
Retailer 19
-
€4,104 EUR
$4,585 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21017846A · Oct 31
€4,816 EUR
$5,380 USD
View
19 more retailers have this diamond
Prices start from €806 EURSave up to €4,010 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
2.57ct Emerald
€806 EUR