Emerald|Lab Grown|IGI

2.51ct F FL Emerald Lab Grown Diamond

ID • F/FL • IGI LG811622223

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811622223

Diamond specifications and retailer prices

From $1,208 USD
As of November 4, 2026
Save $5,082 USD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,290 USD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 2.51ct lab-grown emerald diamond

This 2.51ct lab-grown emerald sits in the two to three carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811622223 or 811622223. Listed at 23 retailers as of November 1, 2026, with prices from $1,208 to $6,290, a $5,082 spread on the same certified stone. Rare Carat lists it at $6,290. 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
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811622223
Dimensions9.50 × 6.43 × 4.14 mm
L/W Ratio1.48
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
9.50 mm6.43 mm2.51 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811622223
Side View
Table 63.0%Crown 36.7°Girdle: THN-MEDPavilion 40.6°Culet: LargeDepth 64.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $6,290 USD|Low: $1,208 USD|High: $7,960 USD|Avg: $3,743 USD|-0.9%
Rare Carat
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
November 5, 2026
Retailer 4$1,208 USD
Retailer 10$1,425 USD
Retailer 9$1,795 USD
Retailer 7$1,882 USD
Retailer 14$1,999 USD
Retailer 16$2,129 USD
Retailer 12$2,365 USD
Retailer 5$3,225 USD
Retailer 11$3,232 USD
Retailer 3$3,625 USD
Retailer 15$3,999 USD
Retailer 8$4,008 USD
Retailer 2$4,234 USD
Retailer 6$4,374 USD
Retailer 13$5,510 USD
Rare Carat$6,290 USD

33 data points across 16 retailers

23 retailers$1,208 USD to $6,290 USD

A
Cheapest Retailer
-
$1,208 USD
Final sale: no returns
A
Retailer 2
-
$1,425 USD
View
Retailer 3
-
$1,430 USD
View
Price last confirmed 25 days ago
Retailer 4
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$1,500 USD
View
Price last confirmed 44 days ago
Retailer 5
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$1,632 USD
View
Price last confirmed 41 days ago
Retailer 6
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$1,658 USD
View
Price last confirmed 24 days ago
Retailer 7
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$1,658 USD
View
Price last confirmed 33 days ago
Retailer 8
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$1,716 USD
View
Price last confirmed 41 days ago
A
Retailer 9
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$1,795 USD
View
A
Retailer 10
-
$1,882 USD
View
Retailer 11
-
$1,999 USD
View
Price last confirmed 7 days ago
A
Retailer 12
-
$2,129 USD
View
B+
Retailer 13
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$2,365 USD
View
Retailer 14
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$3,109 USD
View
Price last confirmed 29 days ago
B+
Retailer 15
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$3,225 USD
View
B+
Retailer 16
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$3,232 USD
View
B+
Retailer 17
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$3,625 USD
View
B
Retailer 18
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$3,999 USD
View
Retailer 19
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$4,008 USD
View
Price last confirmed 10 days ago
B
Retailer 20
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$4,234 USD
View
B
Retailer 21
-
$4,374 USD
View
B
Retailer 22
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$5,510 USD
View
Most Expensive
B
Rare Carat
C420-13A · Nov 1
$6,290 USD
View
22 more retailers have this diamond
Prices start from $1,208 USDSave up to $5,082 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
$1,208 USD