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Heart|Lab Grown|IGI

1.27ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG788629944

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG788629944

Diamond specifications and retailer prices

From $1,436 CAD
$1,028 USD
As of October 31, 2026
Save $2,224 CAD (61%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,660 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.27ct lab-grown heart diamond

This 1.27ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788629944 or 788629944. Listed at 2 retailers as of October 31, 2026, with prices from $1,436 to $3,660, a $2,224 spread on the same certified stone. Brilliant Earth lists it at $3,660. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788629944
Dimensions6.75 × 7.52 × 4.29 mm
L/W Ratio1.11
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
6.75 mm7.52 mm1.27 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788629944
Side View
Table 57.0%Crown 36.9°Girdle: STK-THKPavilion 37.3°Culet: NoneDepth 57.0%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $3,660 CAD|Low: $1,396 CAD|High: $7,806 CAD|Avg: $3,572 CAD|-23.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 2$1,436 CAD
Retailer 7$2,459 CAD
Retailer 5$2,616 CAD
Retailer 8$3,026 CAD
Retailer 3$3,303 CAD
Retailer 4$3,318 CAD
Brilliant Earth$3,660 CAD
Retailer 6$7,806 CAD

9 data points across 8 retailers

2 retailers$1,436 CAD to $3,660 CAD

B+
Cheapest Retailer
-
$1,436 CAD
$1,028 USD
Most Expensive
B
Brilliant Earth
21413086Y · Oct 31
$3,660 CAD
$2,620 USD
View
1 more retailer has this diamond
Prices start from $1,436 CADSave up to $2,224 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.

B+
1.27ct Heart
$1,436 CAD