Emerald|Lab Grown|IGI

2.56ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG818654064

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818654064

Diamond specifications and retailer prices

From $1,266 USD
As of October 30, 2026
Save $5,734 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,000 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.56ct lab-grown emerald diamond

This 2.56ct lab-grown emerald sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654064 or 818654064. Listed at 21 retailers as of October 30, 2026, with prices from $1,266 to $7,000, a $5,734 spread on the same certified stone. Brilliant Earth lists it at $7,000. 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

2.56
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654064
Dimensions8.97 × 6.50 × 4.37 mm
L/W Ratio1.38
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
8.97 mm6.50 mm2.56 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654064
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 38.5°Culet: LargeDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $7,000 USD|Low: $1,266 USD|High: $9,680 USD|Avg: $3,442 USD|-27.7%
Brilliant Earth
Retailer 2
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Retailer 6
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Retailer 21
October 30, 2026
Retailer 10$1,266 USD
Retailer 3$1,377 USD
Retailer 7$1,458 USD
Retailer 19$1,468 USD
Retailer 17$1,640 USD
Retailer 6$1,681 USD
Retailer 14$1,691 USD
Retailer 2$2,069 USD
Retailer 9$2,326 USD
Retailer 15$2,454 USD
Retailer 18$2,560 USD
Retailer 21$2,707 USD
Retailer 20$2,752 USD
Retailer 5$3,551 USD
Retailer 13$3,788 USD
Retailer 8$4,025 USD
Retailer 16$4,742 USD
Retailer 11$5,136 USD
Retailer 12$5,152 USD
Retailer 4$5,572 USD
Brilliant Earth$7,000 USD

25 data points across 21 retailers

21 retailers$1,266 USD to $7,000 USD

A
Cheapest Retailer
-
$1,266 USD
A
Retailer 2
-
$1,377 USD
View
A
Retailer 3
-
$1,458 USD
View
Final sale: no returns
A
Retailer 4
-
$1,468 USD
View
A
Retailer 5
-
$1,640 USD
View
A
Retailer 6
-
$1,681 USD
View
Retailer 7
-
$1,691 USD
View
Price last confirmed 18 days ago
A
Retailer 8
-
$2,069 USD
£1,629 GBP
View
A
Retailer 9
-
$2,326 USD
View
A
Retailer 10
-
$2,454 USD
€2,337 EUR
View
A
Retailer 11
-
$2,560 USD
View
A
Retailer 12
-
$2,707 USD
View
A
Retailer 13
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$2,752 USD
View
B+
Retailer 14
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$3,551 USD
£2,796 GBP
View
B+
Retailer 15
-
$3,788 USD
ZAR 61,200 ZAR
View
B+
Retailer 16
-
$4,025 USD
View
B+
Retailer 17
-
$4,742 USD
£3,734 GBP
View
B+
Retailer 18
-
$5,136 USD
SGD 6,940 SGD
View
B
Retailer 19
-
$5,152 USD
View
B
Retailer 20
-
$5,572 USD
View
Most Expensive
B
Brilliant Earth
21421602A · Oct 30
$7,000 USD
View
20 more retailers have this diamond
Prices start from $1,266 USDSave up to $5,734 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
2.56ct Emerald
$1,266 USD