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Heart|Lab Grown|IGI

1.26ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG836619993

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836619993

Diamond specifications and retailer prices

From $450 SGD
As of November 4, 2026
Save $2,924 SGD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,374 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.26ct lab-grown heart diamond

This 1.26ct 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 LG836619993 or 836619993. Listed at 18 retailers as of November 4, 2026, with prices from $450 to $3,374, a $2,924 spread on the same certified stone. Brilliant Earth lists it at $3,374. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619993
Dimensions6.66 × 7.31 × 4.21 mm
L/W Ratio1.10
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
6.66 mm7.31 mm1.26 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619993
Side View
Table 57.0%Crown 36.9°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 57.6%

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: Nov 4
Current: $3,374 SGD|Low: $450 SGD|High: $4,243 SGD|Avg: $1,410 SGD|-20.5%
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
November 5, 2026
Retailer 8$450 SGD
Retailer 3$521 SGD
Retailer 5$534 SGD
Retailer 16$557 SGD
Retailer 18$557 SGD
Retailer 15$754 SGD
Retailer 14$880 SGD
Retailer 9$893 SGD
Retailer 13$961 SGD
Retailer 2$992 SGD
Retailer 4$1,099 SGD
Retailer 12$1,403 SGD
Retailer 17$1,792 SGD
Retailer 7$1,844 SGD
Retailer 10$2,014 SGD
Retailer 11$2,171 SGD
Retailer 6$2,317 SGD
Brilliant Earth$3,374 SGD

37 data points across 18 retailers

18 retailers$450 SGD to $3,374 SGD

A
Cheapest Retailer
-
$450 SGD
A
Retailer 2
-
$521 SGD
View
A
Retailer 3
-
$534 SGD
View
Final sale: no returns
A
Retailer 4
-
$557 SGD
View
Retailer 5
-
$557 SGD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$754 SGD
View
A
Retailer 7
-
$880 SGD
View
A
Retailer 8
-
$893 SGD
View
A
Retailer 9
-
$961 SGD
View
A
Retailer 10
-
$992 SGD
View
B+
Retailer 11
-
$1,099 SGD
View
B+
Retailer 12
-
$1,403 SGD
View
B+
Retailer 13
-
$1,792 SGD
View
B+
Retailer 14
-
$1,844 SGD
View
B+
Retailer 15
-
$2,014 SGD
View
B+
Retailer 16
-
$2,171 SGD
View
B
Retailer 17
-
$2,317 SGD
View
Most Expensive
B
Brilliant Earth
21588995A · Nov 4
$3,374 SGD
$2,640 USD
View
17 more retailers have this diamond
Prices start from $450 SGDSave up to $2,924 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
1.26ct Heart
$450 SGD