Heart|Lab Grown|IGI

1.21ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG843601048

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843601048

Diamond specifications and retailer prices

From $219 USD
As of October 23, 2026
18 retailers carry this diamond
Most expensive: $1,459 USD at Michael Trio · As of October 26, 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 LG843601048 or 843601048. Listed at 18 retailers as of October 23, 2026. 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 angle36.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843601048
Dimensions6.80 × 7.20 × 4.30 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.80 mm7.20 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843601048
Side View
Table 62.0%Crown 36.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 23
Current: $1,459 USD|Low: $219 USD|High: $1,506 USD|Avg: $637 USD|-3.1%
Michael Trio
Retailer 2
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Retailer 19
October 26, 2026
Retailer 8$219 USD
Retailer 17$244 USD
Retailer 4$253 USD
Retailer 14$270 USD
Retailer 18$270 USD
Retailer 13$309 USD
Retailer 16$365 USD
Retailer 9$437 USD
Retailer 10$459 USD
Retailer 12$486 USD
Retailer 5$586 USD
Retailer 19$587 USD
Retailer 7$659 USD
Retailer 15$869 USD
Retailer 2$872 USD
Retailer 6$922 USD
Retailer 3$929 USD
Retailer 11$1,149 USD
Michael Trio$1,459 USD

14 data points across 19 retailers

18 retailers$219 USD to $1,459 USD

Retailer 1
-
$219 USD
Price last confirmed 9 days ago
Retailer 2
-
$253 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$270 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$270 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$309 USD
£243 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$365 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$437 USD
€416 EUR
View
Price last confirmed 7 days ago
Retailer 8
-
$459 USD
ZAR 7,415 ZAR
View
Price last confirmed 9 days ago
Retailer 9
-
$486 USD
£382 GBP
View
Price last confirmed 7 days ago
Retailer 10
-
$586 USD
View
Price last confirmed 7 days ago
Retailer 11
-
$587 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$659 USD
A$1,014 AUD
View
Price last confirmed 9 days ago
Retailer 13
-
$869 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$872 USD
View
Price last confirmed 7 days ago
Retailer 15
-
$922 USD
View
Price last confirmed 7 days ago
Retailer 16
-
$929 USD
View
Price last confirmed 8 days ago
Retailer 17
-
$1,149 USD
£905 GBP
View
Price last confirmed 18 days ago
Most Expensive
Michael Trio
1731918119 · Oct 26
$1,459 USD
SGD 1,972 SGD
View
Price last confirmed 7 days ago
17 more retailers have this diamond

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.

B+
1.21ct Heart
$219 USD