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Heart|Lab Grown|IGI

1.22ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG792621402

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG792621402

Diamond specifications and retailer prices

From $349 USD
As of November 1, 2026
Save $2,321 USD (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,670 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG792621402 or 792621402. Listed at 8 retailers as of November 1, 2026, with prices from $349 to $2,670, a $2,321 spread on the same certified stone. Do Amore Diamonds lists it at $2,670. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792621402
Dimensions7.32 × 6.56 × 4.23 mm
L/W Ratio1.12
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
7.32 mm6.56 mm1.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792621402
Side View
Table 67.0%Crown 41.6°Girdle: MED-STKPavilion 38°Culet: NoneDepth 57.8%

Caratlytics Score

How it works →
A+
Exceptional
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 1
Current: $2,670 USD|Low: $337 USD|High: $3,180 USD|Avg: $1,228 USD|-7.6%
Do Amore Diamonds
Retailer 2
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 15
November 1, 2026
Retailer 5$337 USD
Retailer 2$349 USD
Retailer 3$379 USD
Retailer 12$611 USD
Retailer 13$640 USD
Retailer 4$772 USD
Retailer 7$856 USD
Retailer 14$942 USD
Retailer 15$966 USD
Retailer 10$1,022 USD
Retailer 9$1,323 USD
Retailer 8$1,650 USD
Retailer 6$1,903 USD
Retailer 11$2,510 USD
Do Amore Diamonds$2,670 USD

16 data points across 15 retailers

8 retailers$349 USD to $2,670 USD

A+
Cheapest Retailer
-
$349 USD
A
Retailer 2
-
$611 USD
View
B+
Retailer 3
-
$640 USD
View
B+
Retailer 4
-
$1,022 USD
View
B+
Retailer 5
-
$1,323 USD
View
B+
Retailer 6
-
$1,650 USD
£1,299 GBP
View
B
Retailer 7
-
$2,510 USD
View
Most Expensive
B
Do Amore Diamonds
27-9EF65EEC6 · Nov 2
$2,670 USD
View
7 more retailers have this diamond
Prices start from $349 USDSave up to $2,321 USD

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
$349 USD