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Heart|Lab Grown|IGI

0.78ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG623420407

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG623420407

Diamond specifications and retailer prices

From €193 EUR
$216 USD
As of October 30, 2026
Save €855 EUR (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,656 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 0.78ct lab-grown heart diamond

This 0.78ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623420407 or 623420407. Listed at 16 retailers as of October 30, 2026, with a 442% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.3°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623420407
Dimensions5.75 × 6.24 × 3.71 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
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
5.75 mm6.24 mm0.78 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG623420407
Side View
Table 59.0%Crown 34.3°Girdle: MED-STKPavilion 42.4°Culet: NoneDepth 59.5%

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 30
Current: €1,656 EUR|Low: €193 EUR|High: €1,745 EUR|Avg: €617 EUR|-5.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6€193 EUR
Retailer 10€205 EUR
Retailer 9€287 EUR
Retailer 8€323 EUR
Retailer 4€427 EUR
Retailer 2€434 EUR
Retailer 5€690 EUR
Retailer 3€951 EUR
Retailer 7€1,049 EUR
Do Amore Diamonds€1,656 EUR

41 data points across 10 retailers

16 retailers€193 EUR to €1,049 EUR

Retailer 1
-
€166 EUR
$185 USD
Price last confirmed 30 days ago
A
Retailer 2
-
€193 EUR
$216 USD
View
Final sale: no returns
Retailer 3
-
€201 EUR
$224 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
€205 EUR
$229 USD
View
Retailer 5
-
€214 EUR
$239 USD
View
Price last confirmed 29 days ago
B+
Retailer 6
-
€287 EUR
$321 USD
View
B+
Retailer 7
-
€323 EUR
$361 USD
View
B+
Retailer 8
-
€427 EUR
ZAR 7,712 ZAR
View
B+
Retailer 9
-
€434 EUR
£381 GBP
View
B
Retailer 10
-
€689 EUR
$770 USD
View
B
Retailer 11
-
€690 EUR
$771 USD
View
Retailer 12
-
€760 EUR
$849 USD
View
Price last confirmed 31 days ago
B
Retailer 13
-
€914 EUR
$1,021 USD
View
B
Retailer 14
-
€951 EUR
£837 GBP
View
B
Retailer 15
-
€1,049 EUR
$1,172 USD
View
Most Expensive
Do Amore Diamonds
27-442BAE144 · Oct 30
€1,656 EUR
$1,850 USD
View
Price under review
15 more retailers have this diamond
Prices start from €193 EURSave up to €855 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
0.78ct Heart
€193 EUR