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Heart|Lab Grown|IGI

2.57ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG825661268

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG825661268

Diamond specifications and retailer prices

From $1,313 CAD
$940 USD
As of October 30, 2026
Save $7,725 CAD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,038 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.57ct lab-grown heart diamond

This 2.57ct lab-grown heart sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825661268 or 825661268. Listed at 18 retailers as of October 30, 2026, with prices from $1,313 to $9,038, a $7,725 spread on the same certified stone. Brilliant Earth lists it at $9,038. 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
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825661268
Dimensions8.33 × 9.33 × 5.56 mm
L/W Ratio1.12
Girdle conditionFaceted
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
8.33 mm9.33 mm2.57 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825661268
Side View
Table 56.0%Crown 35.1°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
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: $9,038 CAD|Low: $1,470 CAD|High: $11,357 CAD|Avg: $4,071 CAD|-20.4%
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
October 30, 2026
Retailer 3$1,470 CAD
Retailer 2$1,544 CAD
Retailer 15$1,767 CAD
Retailer 8$2,341 CAD
Retailer 6$2,439 CAD
Retailer 12$3,096 CAD
Retailer 11$3,611 CAD
Retailer 4$3,769 CAD
Retailer 9$3,928 CAD
Retailer 13$4,523 CAD
Retailer 7$5,110 CAD
Retailer 10$5,191 CAD
Retailer 5$5,297 CAD
Retailer 14$5,483 CAD
Brilliant Earth$9,038 CAD

31 data points across 15 retailers

18 retailers$1,313 CAD to $9,038 CAD

A
Cheapest Retailer
-
$1,313 CAD
$940 USD
A
Retailer 2
-
$1,470 CAD
$1,052 USD
View
Final sale: no returns
A
Retailer 3
-
$1,523 CAD
$1,090 USD
View
Retailer 4
-
$1,523 CAD
$1,090 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,544 CAD
£871 GBP
View
A
Retailer 6
-
$1,767 CAD
$1,265 USD
View
A
Retailer 7
-
$2,341 CAD
£1,320 GBP
View
A
Retailer 8
-
$2,439 CAD
$1,746 USD
View
A
Retailer 9
-
$3,096 CAD
$2,216 USD
View
Retailer 10
-
$3,611 CAD
A$3,977 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$3,769 CAD
$2,698 USD
View
B+
Retailer 12
-
$3,928 CAD
ZAR 45,426 ZAR
View
B+
Retailer 13
-
$4,523 CAD
$3,238 USD
View
B+
Retailer 14
-
$5,110 CAD
SGD 4,943 SGD
View
B+
Retailer 15
-
$5,191 CAD
£2,926 GBP
View
B+
Retailer 16
-
$5,297 CAD
$3,792 USD
View
B+
Retailer 17
-
$5,483 CAD
$3,925 USD
View
Most Expensive
B
Brilliant Earth
21603034A · Oct 30
$9,038 CAD
$6,470 USD
View
17 more retailers have this diamond
Prices start from $1,313 CADSave up to $7,725 CAD

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 Heart
$1,313 CAD