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Emerald|Lab Grown|IGI

2.51ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG778629240

Certificate IGI LG778629240

Diamond specifications and retailer prices

From $805 USD
Save $6,995 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $7,800 USD at Brilliant Earth
View at Brilliant Earth

About this 2.51ct lab-grown emerald diamond

This 2.51ct lab-grown emerald sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778629240 or 778629240. Listed at 19 retailers, with prices from $805 to $7,800 at Brilliant Earth, a $6,995 spread on the same certified stone. 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
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.3°
Pavilion angle44.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778629240
Dimensions9.05 × 6.32 × 9.05 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.05 mm6.32 mm2.51 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778629240
Side View
Table 59.0%Crown 28.3°Girdle: Slightly ThickPavilion 44.5°Culet: LargeDepth 69.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $7,800 USD|Low: $805 USD|High: $8,030 USD|Avg: $2,345 USD|-2.9%
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
October 1, 2026
Retailer 14$805 USD
Retailer 8$896 USD
Retailer 13$900 USD
Retailer 5$921 USD
Retailer 3$933 USD
Retailer 11$1,110 USD
Retailer 18$1,282 USD
Retailer 4$1,338 USD
Retailer 16$1,455 USD
Retailer 9$2,453 USD
Retailer 15$2,466 USD
Retailer 6$2,624 USD
Retailer 10$2,667 USD
Retailer 17$3,141 USD
Retailer 7$3,229 USD
Retailer 12$3,265 USD
Retailer 2$3,541 USD
Brilliant Earth$7,800 USD

40 data points across 18 retailers

19 retailers$805 USD to $7,800 USD

A
Cheapest Retailer
-
$805 USD
A
Retailer 2
-
$896 USD
View
A
Retailer 3
-
$900 USD
View
A
Retailer 4
-
$921 USD
View
A
Retailer 5
-
$933 USD
View
A
Retailer 6
-
$1,110 USD
View
A
Retailer 7
-
$1,282 USD
View
A
Retailer 8
-
$1,338 USD
View
A
Retailer 9
-
$1,457 USD
£1,147 GBP
View
A
Retailer 10
-
$2,453 USD
ZAR 39,626 ZAR
View
Price last confirmed 10 days ago
A
Retailer 11
-
$2,466 USD
View
A
Retailer 12
-
$2,624 USD
View
A
Retailer 13
-
$2,655 USD
A$4,084 AUD
View
Price last confirmed 89 days ago
A
Retailer 14
-
$2,667 USD
£2,100 GBP
View
Price last confirmed 27 days ago
B+
Retailer 15
-
$3,141 USD
SGD 4,244 SGD
View
B+
Retailer 16
-
$3,229 USD
View
B+
Retailer 17
-
$3,265 USD
View
B+
Retailer 18
-
$3,541 USD
£2,788 GBP
View
Most Expensive
B
Brilliant Earth
18115565A · Oct 1
$7,800 USD
View
18 more retailers have this diamond
Prices start from $805 USDSave up to $6,995 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.

A
2.51ct Emerald
$805 USD