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Emerald|Lab Grown|IGI

2.57ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG836620558

Shape and cutting style on the report: Emerald cut

Certificate IGI LG836620558

Diamond specifications and retailer prices

From $1,271 USD
As of October 30, 2026
Save $5,759 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,030 USD at Brilliant Earth · As of October 30, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836620558 or 836620558. Listed at 21 retailers as of October 30, 2026, with prices from $1,271 to $7,030, a $5,759 spread on the same certified stone. Brilliant Earth lists it at $7,030. 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
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620558
Dimensions9.50 × 6.34 × 4.26 mm
L/W Ratio1.50
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 mm6.34 mm2.57 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620558
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 39.9°Culet: LargeDepth 67.2%

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 30
Current: $7,030 USD|Low: $1,271 USD|High: $9,730 USD|Avg: $3,641 USD|-27.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
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Retailer 21
October 30, 2026
Retailer 9$1,271 USD
Retailer 4$1,382 USD
Retailer 3$1,464 USD
Retailer 19$1,474 USD
Retailer 18$1,645 USD
Retailer 14$1,697 USD
Retailer 2$2,077 USD
Retailer 8$2,333 USD
Retailer 15$2,462 USD
Retailer 11$2,570 USD
Retailer 21$2,727 USD
Retailer 20$2,763 USD
Retailer 6$3,566 USD
Retailer 13$3,803 USD
Retailer 7$4,042 USD
Retailer 16$4,761 USD
Retailer 10$5,153 USD
Retailer 12$5,172 USD
Retailer 5$5,594 USD
Retailer 17$5,940 USD
Brilliant Earth$7,030 USD

25 data points across 21 retailers

21 retailers$1,271 USD to $7,030 USD

A
Cheapest Retailer
-
$1,271 USD
A
Retailer 2
-
$1,382 USD
View
A
Retailer 3
-
$1,464 USD
View
Final sale: no returns
A
Retailer 4
-
$1,474 USD
View
A
Retailer 5
-
$1,645 USD
View
Retailer 6
-
$1,697 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$2,077 USD
£1,635 GBP
View
A
Retailer 8
-
$2,333 USD
View
A
Retailer 9
-
$2,462 USD
€2,345 EUR
View
A
Retailer 10
-
$2,570 USD
View
A
Retailer 11
-
$2,727 USD
View
A
Retailer 12
-
$2,763 USD
View
B+
Retailer 13
-
$3,566 USD
£2,808 GBP
View
B+
Retailer 14
-
$3,803 USD
ZAR 61,433 ZAR
View
B+
Retailer 15
-
$4,042 USD
View
B+
Retailer 16
-
$4,761 USD
£3,749 GBP
View
B+
Retailer 17
-
$5,153 USD
SGD 6,963 SGD
View
B+
Retailer 18
-
$5,172 USD
View
B
Retailer 19
-
$5,594 USD
View
B
Retailer 20
-
$5,940 USD
View
Most Expensive
B
Brilliant Earth
21589996A · Oct 30
$7,030 USD
View
20 more retailers have this diamond
Prices start from $1,271 USDSave up to $5,759 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
2.57ct Emerald
$1,271 USD