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Emerald|Lab Grown|IGI

2.57ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG812621655

Certificate IGI LG812621655

Diamond specifications and retailer prices

From $1,196 USD
Save $7,914 USD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $9,110 USD at Brilliant Earth
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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812621655 or 812621655. Listed at 24 retailers, with prices from $1,196 to $9,110 at Brilliant Earth, a $7,914 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

2.57
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621655
Dimensions9.50 × 6.42 × 4.25 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 mm6.42 mm2.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621655
Side View
Table 64.0%Crown 32.9°Girdle: MED-STKPavilion 39.9°Culet: LargeDepth 66.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $9,110 USD|Low: $917 USD|High: $9,110 USD|Avg: $3,220 USD
Brilliant Earth
Retailer 2
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Retailer 20
October 1, 2026
Retailer 12$917 USD
Retailer 6$1,338 USD
Retailer 4$1,368 USD
Retailer 20$1,387 USD
Retailer 15$1,560 USD
Retailer 16$2,076 USD
Retailer 14$2,085 USD
Retailer 2$2,186 USD
Retailer 7$2,657 USD
Retailer 8$2,703 USD
Retailer 19$3,296 USD
Retailer 9$3,353 USD
Retailer 17$3,513 USD
Retailer 5$3,583 USD
Retailer 18$4,094 USD
Retailer 11$4,371 USD
Retailer 13$4,510 USD
Retailer 10$4,859 USD
Retailer 3$5,145 USD
Brilliant Earth$9,110 USD

36 data points across 20 retailers

24 retailers$1,196 USD to $9,110 USD

B+
Retailer 1
-
$1,196 USD
Price last confirmed 9 days ago
B+
Retailer 2
-
$1,196 USD
View
B+
Retailer 3
-
$1,301 USD
View
B+
Retailer 4
-
$1,338 USD
View
B+
Retailer 5
-
$1,368 USD
View
B+
Retailer 6
-
$1,368 USD
View
B+
Retailer 7
-
$1,387 USD
View
B+
Retailer 8
-
$1,560 USD
View
B+
Retailer 9
-
$2,079 USD
£1,637 GBP
View
B+
Retailer 10
-
$2,085 USD
View
B+
Retailer 11
-
$2,186 USD
€2,082 EUR
View
B+
Retailer 12
-
$2,599 USD
View
B+
Retailer 13
-
$2,657 USD
View
B+
Retailer 14
-
$2,703 USD
View
B
Retailer 15
-
$3,296 USD
A$5,071 AUD
View
B
Retailer 16
-
$3,353 USD
£2,640 GBP
View
Price last confirmed 6 days ago
B
Retailer 17
-
$3,513 USD
ZAR 56,754 ZAR
View
B
Retailer 18
-
$3,583 USD
View
B
Retailer 19
-
$4,094 USD
View
B
Retailer 20
-
$4,371 USD
View
B
Retailer 21
-
$4,510 USD
£3,551 GBP
View
B
Retailer 22
-
$4,859 USD
View
B
Retailer 23
-
$5,145 USD
View
Most Expensive
C
Brilliant Earth
20912907A · Oct 1
$9,110 USD
View
23 more retailers have this diamond
Prices start from $1,196 USDSave up to $7,914 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.

B+
2.57ct Emerald
$1,196 USD