Heart|Lab Grown|IGI

1.29ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG846666731

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846666731

Diamond specifications and retailer prices

From €492 EUR
$550 USD
As of October 31, 2026
Save €502 EUR (51%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €995 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.29ct lab-grown heart diamond

This 1.29ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846666731 or 846666731. Listed at 4 retailers as of October 31, 2026, with prices from €492 to €995, a €502 spread on the same certified stone. MOH London lists it at €995. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846666731
Dimensions6.32 × 7.50 × 4.67 mm
L/W Ratio1.19
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.32 mm7.50 mm1.29 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846666731
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €995 EUR|Low: €503 EUR|High: €999 EUR|Avg: €727 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
November 1, 2026
Retailer 2€503 EUR
Retailer 3€746 EUR
MOH London€995 EUR

5 data points across 3 retailers

4 retailers€492 EUR to €995 EUR

B+
Cheapest Retailer
-
€492 EUR
$550 USD
B+
Retailer 2
-
€503 EUR
$562 USD
View
B
Retailer 3
-
€746 EUR
$833 USD
View
Most Expensive
B
MOH London
LG846666731 · Nov 1
€995 EUR
£875 GBP
View
3 more retailers have this diamond
Prices start from €492 EURSave up to €502 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.

B+
1.29ct Heart
€492 EUR