Heart|Lab Grown|IGI

1.21ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG833653519

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG833653519

Diamond specifications and retailer prices

From $254 USD
As of November 1, 2026
Save $1,241 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,495 USD at Michael Trio · As of November 2, 2026
View at Michael Trio

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 LG833653519 or 833653519. Listed at 14 retailers as of November 1, 2026, with prices from $254 to $1,495, a $1,241 spread on the same certified stone. Michael Trio lists it at $1,495. 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 angle37.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833653519
Dimensions7.31 × 6.97 × 4.17 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.31 mm6.97 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833653519
Side View
Table 63.0%Crown 37.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 57.0%

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 1
Current: $1,495 USD|Low: $254 USD|High: $1,512 USD|Avg: $717 USD|-1.1%
Michael Trio
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 8$254 USD
Retailer 10$321 USD
Retailer 14$380 USD
Retailer 11$454 USD
Retailer 7$486 USD
Retailer 2$526 USD
Retailer 5$589 USD
Retailer 4$692 USD
Retailer 12$909 USD
Retailer 3$958 USD
Retailer 13$973 USD
Retailer 6$1,080 USD
Retailer 9$1,129 USD
Michael Trio$1,495 USD

23 data points across 14 retailers

14 retailers$254 USD to $1,495 USD

A
Cheapest Retailer
-
$254 USD
Final sale: no returns
A
Retailer 2
-
$321 USD
£253 GBP
View
A
Retailer 3
-
$380 USD
View
A
Retailer 4
-
$454 USD
€432 EUR
View
A
Retailer 5
-
$486 USD
ZAR 7,856 ZAR
View
B+
Retailer 6
-
$526 USD
£414 GBP
View
B+
Retailer 7
-
$589 USD
View
B+
Retailer 8
-
$692 USD
A$1,065 AUD
View
B
Retailer 9
-
$909 USD
View
B+
Retailer 10
-
$958 USD
View
B+
Retailer 11
-
$973 USD
View
Retailer 12
-
$1,080 USD
A$1,661 AUD
View
Price last confirmed 7 days ago
B
Retailer 13
-
$1,129 USD
£889 GBP
View
Most Expensive
B
Michael Trio
6171494100 · Nov 2
$1,495 USD
SGD 2,020 SGD
View
13 more retailers have this diamond
Prices start from $254 USDSave up to $1,241 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
$254 USD