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Heart|Lab Grown|IGI

1.50ct I VS1 Heart Lab Grown Diamond

ID • I/VS1 • IGI LG425067504

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG425067504

Diamond specifications and retailer prices

From €870 EUR
As of November 4, 2026
Save €2,155 EUR (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,025 EUR at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG425067504 or 425067504. Listed at 12 retailers as of November 4, 2026, with prices from €870 to €3,025, a €2,155 spread on the same certified stone. NZ Jewellers lists it at €3,025. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067504
Dimensions8.18 × 6.92 × 4.52 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.18 mm6.92 mm1.50 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425067504
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 55.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €3,025 EUR|Low: €870 EUR|High: €4,670 EUR|Avg: €2,462 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 7€870 EUR
Retailer 9€1,391 EUR
Retailer 12€1,513 EUR
Retailer 13€1,557 EUR
Retailer 10€1,614 EUR
Retailer 3€1,766 EUR
Retailer 4€2,172 EUR
Retailer 11€2,540 EUR
Retailer 8€2,853 EUR
Retailer 2€2,969 EUR
NZ Jewellers€3,025 EUR
Retailer 6€4,609 EUR
Retailer 5€4,620 EUR

23 data points across 13 retailers

12 retailers€870 EUR to €3,025 EUR

B+
Cheapest Retailer
-
€870 EUR
B
Retailer 2
-
€1,391 EUR
View
B
Retailer 3
-
€1,513 EUR
View
B
Retailer 4
-
€1,557 EUR
View
Final sale: no returns
B
Retailer 5
-
€1,614 EUR
View
Retailer 6
-
€1,614 EUR
View
Price last confirmed 24 days ago
B
Retailer 7
-
€1,766 EUR
View
B
Retailer 8
-
€2,540 EUR
View
B
Retailer 9
-
€2,853 EUR
View
B
Retailer 10
-
€2,969 EUR
View
Most Expensive
B
NZ Jewellers
41d55916-29e7-4b1f-a6e9-def1b672ea71 · Nov 4
€3,025 EUR
$3,408 USD
View
10 more retailers have this diamond
Prices start from €870 EURSave up to €2,155 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+
1.50ct Heart
€870 EUR