Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG836612366

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836612366

Diamond specifications and retailer prices

From $224 USD
As of October 28, 2026
Save $1,696 USD (88%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,920 USD at Do Amore Diamonds · As of October 29, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836612366 or 836612366. Listed at 9 retailers as of October 28, 2026, with prices from $224 to $1,920, a $1,696 spread on the same certified stone. Do Amore Diamonds lists it at $1,920. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612366
Dimensions7.37 × 6.49 × 4.33 mm
L/W Ratio1.14
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
7.37 mm6.49 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612366
Side View
Table 58.0%Crown 36.7°Girdle: MED-STKPavilion 38°Culet: NoneDepth 58.8%

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: Oct 28
Current: $1,920 USD|Low: $224 USD|High: $1,920 USD|Avg: $710 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 6$224 USD
Retailer 8$298 USD
Retailer 9$337 USD
Retailer 3$338 USD
Retailer 4$670 USD
Retailer 5$801 USD
Retailer 7$1,060 USD
Retailer 2$1,105 USD
Do Amore Diamonds$1,920 USD

9 data points across 9 retailers

9 retailers$224 USD to $1,920 USD

A
Cheapest Retailer
-
$224 USD
Final sale: no returns
A
Retailer 2
-
$298 USD
View
B+
Retailer 3
-
$337 USD
View
A
Retailer 4
-
$338 USD
£266 GBP
View
B+
Retailer 5
-
$670 USD
A$1,031 AUD
View
B+
Retailer 6
-
$801 USD
View
B
Retailer 7
-
$1,060 USD
View
B
Retailer 8
-
$1,105 USD
£870 GBP
View
Most Expensive
B
Do Amore Diamonds
27-96CF8914A · Oct 29
$1,920 USD
View
8 more retailers have this diamond
Prices start from $224 USDSave up to $1,696 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
$224 USD