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Heart|Lab Grown|IGI

1.22ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG627490059

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG627490059

Diamond specifications and retailer prices

From $478 SGD
As of November 4, 2026
Save $2,103 SGD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,581 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.22ct lab-grown heart diamond

This 1.22ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG627490059 or 627490059. Listed at 19 retailers as of November 4, 2026, with prices from $478 to $2,581, a $2,103 spread on the same certified stone. Brilliant Earth lists it at $2,581. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627490059
Dimensions6.77 × 7.47 × 4.22 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
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
6.77 mm7.47 mm1.22 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627490059
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 56.5%

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: Nov 4
Current: $2,581 SGD|Low: $466 SGD|High: $2,581 SGD|Avg: $1,208 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
Retailer 16
Retailer 17
November 5, 2026
Retailer 8$478 SGD
Retailer 12$535 SGD
Retailer 5$555 SGD
Retailer 16$593 SGD
Retailer 6$786 SGD
Retailer 4$795 SGD
Retailer 17$901 SGD
Retailer 14$949 SGD
Retailer 13$1,022 SGD
Retailer 7$1,052 SGD
Retailer 2$1,061 SGD
Retailer 11$1,664 SGD
Retailer 3$1,907 SGD
Retailer 9$1,955 SGD
Retailer 15$2,163 SGD
Retailer 10$2,310 SGD
Brilliant Earth$2,581 SGD

38 data points across 17 retailers

19 retailers$478 SGD to $2,581 SGD

A
Cheapest Retailer
-
$478 SGD
A
Retailer 2
-
$535 SGD
View
Final sale: no returns
A
Retailer 3
-
$555 SGD
View
A
Retailer 4
-
$593 SGD
View
Retailer 5
-
$602 SGD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$786 SGD
View
A
Retailer 7
-
$795 SGD
View
B+
Retailer 8
-
$901 SGD
View
B+
Retailer 9
-
$949 SGD
View
B+
Retailer 10
-
$1,022 SGD
View
B+
Retailer 11
-
$1,052 SGD
View
B+
Retailer 12
-
$1,061 SGD
View
B+
Retailer 13
-
$1,500 SGD
View
B
Retailer 14
-
$1,664 SGD
View
B
Retailer 15
-
$1,907 SGD
View
B
Retailer 16
-
$1,955 SGD
View
B
Retailer 17
-
$2,163 SGD
View
B
Retailer 18
-
$2,310 SGD
View
Most Expensive
B
Brilliant Earth
11258394A · Nov 4
$2,581 SGD
$2,020 USD
View
18 more retailers have this diamond
Prices start from $478 SGDSave up to $2,103 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
1.22ct Heart
$478 SGD