Heart|Lab Grown|IGI

1.23ct D VVS1 Heart Lab Grown Diamond

VG • D/VVS1 • IGI LG799619921

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG799619921

Diamond specifications and retailer prices

From $214 USD
As of October 30, 2026
Save $1,836 USD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,050 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG799619921 or 799619921. Listed at 15 retailers as of October 30, 2026, with prices from $214 to $2,050, a $1,836 spread on the same certified stone. Do Amore Diamonds lists it at $2,050. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
D
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799619921
Dimensions6.75 × 7.51 × 4.12 mm
L/W Ratio1.11
Girdle conditionFaceted
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
6.75 mm7.51 mm1.23 ctD / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799619921
Side View
Table 59.0%Crown 37.1°Girdle: STK-THKPavilion 36.6°Culet: NoneDepth 54.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,050 USD|Low: $202 USD|High: $2,050 USD|Avg: $635 USD|+5.7%
Do Amore Diamonds
Retailer 2
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Retailer 20
November 1, 2026
Retailer 16$214 USD
Retailer 20$239 USD
Retailer 3$248 USD
Retailer 9$264 USD
Retailer 10$267 USD
Retailer 4$327 USD
Retailer 13$334 USD
Retailer 19$363 USD
Retailer 11$469 USD
Retailer 7$483 USD
Retailer 17$508 USD
Retailer 6$602 USD
Retailer 15$714 USD
Retailer 14$770 USD
Retailer 12$901 USD
Retailer 8$912 USD
Retailer 18$941 USD
Retailer 2$1,172 USD
Retailer 5$1,440 USD
Do Amore Diamonds$2,050 USD

19 data points across 20 retailers

15 retailers$214 USD to $2,050 USD

A
Cheapest Retailer
-
$214 USD
A
Retailer 2
-
$239 USD
View
Final sale: no returns
A
Retailer 3
-
$248 USD
View
Retailer 4
-
$264 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$327 USD
View
A
Retailer 6
-
$334 USD
£263 GBP
View
B+
Retailer 7
-
$363 USD
View
Retailer 8
-
$469 USD
ZAR 7,584 ZAR
View
Price last confirmed 36 days ago
B+
Retailer 9
-
$508 USD
View
B
Retailer 10
-
$714 USD
A$1,098 AUD
View
B
Retailer 11
-
$770 USD
View
B
Retailer 12
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$941 USD
View
B
Retailer 13
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$1,172 USD
£923 GBP
View
Retailer 14
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$1,440 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-A51561416 · Oct 31
$2,050 USD
View
14 more retailers have this diamond
Prices start from $214 USDSave up to $1,836 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
1.23ct Heart
$214 USD