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Heart|Lab Grown|IGI

2.78ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG825660142

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG825660142

Diamond specifications and retailer prices

From $1,920 CAD
$1,372 USD
As of October 27, 2026
Save $13,601 CAD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $15,522 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.78ct lab-grown heart diamond

This 2.78ct lab-grown heart 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 LG825660142 or 825660142. Listed at 19 retailers as of October 27, 2026, with prices from $1,920 to $15,522, a $13,601 spread on the same certified stone. Brilliant Earth lists it at $15,522. 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

2.78
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660142
Dimensions9.70 × 8.55 × 5.63 mm
L/W Ratio1.13
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
9.70 mm8.55 mm2.78 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660142
Side View
Table 61.0%Crown 38.1°Girdle: Slightly ThickPavilion 37.4°Culet: NoneDepth 58.0%

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 27
Current: $15,522 CAD|Low: $1,920 CAD|High: $15,592 CAD|Avg: $6,240 CAD|-0.4%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 6$1,920 CAD
Retailer 18$2,090 CAD
Retailer 15$2,228 CAD
Retailer 3$2,230 CAD
Retailer 13$2,470 CAD
Retailer 5$2,525 CAD
Retailer 2$3,142 CAD
Retailer 11$3,253 CAD
Retailer 8$3,520 CAD
Retailer 9$3,780 CAD
Retailer 16$4,175 CAD
Retailer 17$4,407 CAD
Retailer 12$5,748 CAD
Retailer 7$6,004 CAD
Retailer 14$7,167 CAD
Retailer 10$7,831 CAD
Retailer 19$7,832 CAD
Retailer 4$8,521 CAD
Brilliant Earth$15,522 CAD

33 data points across 19 retailers

19 retailers$1,920 CAD to $15,522 CAD

A
Cheapest Retailer
-
$1,920 CAD
$1,372 USD
A
Retailer 2
-
$2,090 CAD
$1,493 USD
View
A
Retailer 3
-
$2,228 CAD
$1,592 USD
View
A
Retailer 4
-
$2,230 CAD
$1,593 USD
View
Final sale: no returns
A
Retailer 5
-
$2,470 CAD
$1,765 USD
View
A
Retailer 6
-
$2,525 CAD
$1,804 USD
View
A
Retailer 7
-
$3,142 CAD
£1,768 GBP
View
Retailer 8
-
$3,253 CAD
$2,324 USD
View
Price last confirmed 19 days ago
A
Retailer 9
-
$3,520 CAD
$2,515 USD
View
A
Retailer 10
-
$3,780 CAD
$2,701 USD
View
A
Retailer 11
-
$4,175 CAD
$2,983 USD
View
B+
Retailer 12
-
$4,407 CAD
$3,149 USD
View
B+
Retailer 13
-
$5,748 CAD
ZAR 66,342 ZAR
View
B+
Retailer 14
-
$6,004 CAD
$4,290 USD
View
B+
Retailer 15
-
$7,167 CAD
£4,032 GBP
View
B+
Retailer 16
-
$7,831 CAD
SGD 7,561 SGD
View
B+
Retailer 17
-
$7,832 CAD
$5,596 USD
View
B+
Retailer 18
-
$8,521 CAD
$6,088 USD
View
Most Expensive
B
Brilliant Earth
21434147A · Oct 28
$15,522 CAD
$11,090 USD
View
18 more retailers have this diamond
Prices start from $1,920 CADSave up to $13,601 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
2.78ct Heart
$1,920 CAD