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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 $1,205 SGD
$940 USD
As of October 27, 2026
Save $9,215 SGD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,420 SGD at Brilliant Earth · As of October 28, 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 27, 2026, with prices from $1,205 to $10,420, a $9,215 spread on the same certified stone. Brilliant Earth lists it at $10,420. 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
Colour
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 27
Current: $10,420 SGD|Low: $1,348 SGD|High: $10,420 SGD|Avg: $3,741 SGD
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$1,348 SGD
Retailer 2$1,417 SGD
Retailer 15$1,621 SGD
Retailer 8$2,148 SGD
Retailer 6$2,238 SGD
Retailer 12$2,840 SGD
Retailer 11$3,313 SGD
Retailer 4$3,458 SGD
Retailer 9$3,604 SGD
Retailer 13$4,150 SGD
Retailer 7$4,688 SGD
Retailer 10$4,763 SGD
Retailer 5$4,860 SGD
Retailer 14$5,031 SGD
Brilliant Earth$10,420 SGD

31 data points across 15 retailers

18 retailers$1,205 SGD to $10,420 SGD

A
Cheapest Retailer
-
$1,205 SGD
$940 USD
A
Retailer 2
-
$1,348 SGD
$1,052 USD
View
Final sale: no returns
A
Retailer 3
-
$1,397 SGD
$1,090 USD
View
Retailer 4
-
$1,397 SGD
$1,090 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,417 SGD
£871 GBP
View
A
Retailer 6
-
$1,621 SGD
$1,265 USD
View
A
Retailer 7
-
$2,148 SGD
£1,320 GBP
View
A
Retailer 8
-
$2,238 SGD
$1,746 USD
View
A
Retailer 9
-
$2,840 SGD
$2,216 USD
View
Retailer 10
-
$3,313 SGD
A$3,977 AUD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$3,458 SGD
$2,698 USD
View
B+
Retailer 12
-
$3,604 SGD
ZAR 45,426 ZAR
View
B+
Retailer 13
-
$4,150 SGD
$3,238 USD
View
B+
Retailer 14
-
$4,688 SGD
View
B+
Retailer 15
-
$4,763 SGD
£2,926 GBP
View
B+
Retailer 16
-
$4,860 SGD
$3,792 USD
View
B+
Retailer 17
-
$5,031 SGD
$3,925 USD
View
Most Expensive
B
Brilliant Earth
21603034A · Oct 28
$10,420 SGD
$8,130 USD
View
17 more retailers have this diamond
Prices start from $1,205 SGDSave up to $9,215 SGD

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
$1,205 SGD