Heart|Lab Grown|IGI

1.23ct D VS2 Heart Lab Grown Diamond

ID • D/VS2 • IGI LG818621395

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818621395

Diamond specifications and retailer prices

From €267 EUR
$298 USD
As of November 1, 2026
Save €655 EUR (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €922 EUR at MOH London · As of November 1, 2026
View at MOH London

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818621395 or 818621395. Listed at 5 retailers as of November 1, 2026, with prices from €267 to €922, a €655 spread on the same certified stone. MOH London lists it at €922. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818621395
Dimensions7.38 × 6.44 × 4.40 mm
L/W Ratio1.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm6.44 mm1.23 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818621395
Side View
Table 60.0%Crown 32.6°Girdle: STK-THKPavilion 41°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €922 EUR|Low: €267 EUR|High: €933 EUR|Avg: €522 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5€267 EUR
Retailer 2€354 EUR
Retailer 3€408 EUR
Retailer 4€682 EUR
MOH London€922 EUR

40 data points across 5 retailers

5 retailers€267 EUR to €922 EUR

B+
Cheapest Retailer
-
€267 EUR
$298 USD
A
Retailer 2
-
€354 EUR
£312 GBP
View
B+
Retailer 3
-
€408 EUR
$456 USD
View
B
Retailer 4
-
€682 EUR
$762 USD
View
Most Expensive
B
MOH London
LG818621395 · Nov 1
€922 EUR
£811 GBP
View
4 more retailers have this diamond
Prices start from €267 EURSave up to €655 EUR

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
€267 EUR