Heart|Lab Grown|IGI

1.21ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG846629516

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846629516

Diamond specifications and retailer prices

From $587 USD
As of October 26, 2026
17 retailers carry this diamond
Most expensive: $1,113 USD at MOH London · As of October 25, 2026
View at MOH London

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 LG846629516 or 846629516. Listed at 17 retailers as of October 26, 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 angle38°
Pavilion angle43.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846629516
Dimensions6.43 × 7.20 × 4.43 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm7.20 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846629516
Side View
Table 60.0%Crown 38°Girdle: STK-THKPavilion 43.8°Culet: NoneDepth 61.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 26
Current: $1,113 USD|Low: $225 USD|High: $1,495 USD|Avg: $638 USD|-1.9%
MOH London
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
Retailer 18
October 26, 2026
Retailer 9$225 USD
Retailer 12$248 USD
Retailer 7$259 USD
Retailer 17$275 USD
Retailer 4$277 USD
Retailer 15$314 USD
Retailer 3$372 USD
Retailer 10$472 USD
Retailer 13$495 USD
Retailer 2$587 USD
Retailer 5$593 USD
Retailer 8$675 USD
Retailer 11$887 USD
Retailer 14$889 USD
Retailer 18$891 USD
Retailer 16$936 USD
Retailer 6$955 USD
MOH London$1,113 USD

7 data points across 18 retailers

17 retailers

Retailer 1
-
$225 USD
Price last confirmed 9 days ago
Retailer 2
-
$259 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$275 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$277 USD
View
Price last confirmed 8 days ago
Retailer 5
-
$314 USD
£247 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$372 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$472 USD
ZAR 7,632 ZAR
View
Price last confirmed 9 days ago
Retailer 8
-
$495 USD
£390 GBP
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$587 USD
View
Retailer 10
-
$593 USD
View
Price last confirmed 8 days ago
Retailer 11
-
$675 USD
A$1,039 AUD
View
Price last confirmed 9 days ago
Retailer 12
-
$887 USD
View
Price last confirmed 7 days ago
Retailer 13
-
$889 USD
SGD 1,202 SGD
View
Price last confirmed 7 days ago
Retailer 14
-
$891 USD
View
Price last confirmed 7 days ago
Retailer 15
-
$936 USD
View
Price last confirmed 7 days ago
Retailer 16
-
$955 USD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG846629516 · Oct 25
$1,113 USD
£876 GBP
View
Price last confirmed 8 days ago
16 more retailers have this diamond
Prices start from $587 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.

B+
1.21ct Heart
$587 USD