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Heart|Lab Grown|IGI

1.21ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG722511255

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG722511255

Diamond specifications and retailer prices

From $198 USD
As of October 30, 2026
Save $1,702 USD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,900 USD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG722511255 or 722511255. Listed at 13 retailers as of October 30, 2026, with prices from $198 to $1,900, a $1,702 spread on the same certified stone. Do Amore Diamonds lists it at $1,900. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722511255
Dimensions7.39 × 6.57 × 4.29 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
7.39 mm6.57 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722511255
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 58.1%

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 30
Current: $1,900 USD|Low: $198 USD|High: $2,130 USD|Avg: $751 USD|-10.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
November 1, 2026
Retailer 10$198 USD
Retailer 15$221 USD
Retailer 16$229 USD
Retailer 3$295 USD
Retailer 17$334 USD
Retailer 12$490 USD
Retailer 7$507 USD
Retailer 5$533 USD
Retailer 6$599 USD
Retailer 8$608 USD
Retailer 11$660 USD
Retailer 13$707 USD
Retailer 14$869 USD
Retailer 2$1,083 USD
Retailer 9$1,178 USD
Retailer 4$1,410 USD
Do Amore Diamonds$1,900 USD

29 data points across 17 retailers

13 retailers$198 USD to $1,900 USD

A
Cheapest Retailer
-
$198 USD
A
Retailer 2
-
$221 USD
View
Final sale: no returns
A
Retailer 3
-
$229 USD
View
A
Retailer 4
-
$295 USD
View
B+
Retailer 5
-
$334 USD
View
B+
Retailer 6
-
$490 USD
View
B+
Retailer 7
-
$660 USD
A$1,016 AUD
View
B+
Retailer 8
-
$707 USD
View
Retailer 9
-
$797 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
$869 USD
View
B+
Retailer 11
-
$1,083 USD
£853 GBP
View
B
Retailer 12
-
$1,410 USD
View
Most Expensive
B
Do Amore Diamonds
27-939D5BE6D · Nov 1
$1,900 USD
View
12 more retailers have this diamond
Prices start from $198 USDSave up to $1,702 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
1.21ct Heart
$198 USD