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Heart|Lab Grown|IGI

1.55ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG660409439

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG660409439

Diamond specifications and retailer prices

From €235 EUR
As of November 6, 2026
Save €1,011 EUR (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,872 EUR at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG660409439 or 660409439. Listed at 24 retailers as of November 6, 2026, with a 431% 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

1.55
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660409439
Dimensions7.95 × 7.38 × 4.69 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.95 mm7.38 mm1.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660409439
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 40.3°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,872 EUR|Low: €235 EUR|High: €1,872 EUR|Avg: €668 EUR
Brilliant Earth
Retailer 2
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Retailer 24
November 7, 2026
Retailer 3€235 EUR
Retailer 5€262 EUR
Retailer 10€272 EUR
Retailer 13€291 EUR
Retailer 23€291 EUR
Retailer 20€324 EUR
Retailer 24€434 EUR
Retailer 14€442 EUR
Retailer 8€485 EUR
Retailer 22€493 EUR
Retailer 16€498 EUR
Retailer 21€553 EUR
Retailer 15€597 EUR
Retailer 2€618 EUR
Retailer 12€688 EUR
Retailer 7€895 EUR
Retailer 4€936 EUR
Retailer 6€982 EUR
Retailer 19€1,030 EUR
Retailer 17€1,122 EUR
Retailer 11€1,146 EUR
Retailer 18€1,160 EUR
Retailer 9€1,246 EUR
Brilliant Earth€1,872 EUR

31 data points across 24 retailers

24 retailers€235 EUR to €1,246 EUR

A
Cheapest Retailer
-
€235 EUR
A
Retailer 2
-
€262 EUR
View
Final sale: no returns
A
Retailer 3
-
€272 EUR
View
A
Retailer 4
-
€291 EUR
View
A
Retailer 5
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€291 EUR
View
A
Retailer 6
-
€324 EUR
View
A
Retailer 7
-
€434 EUR
View
A
Retailer 8
-
€442 EUR
View
A
Retailer 9
-
€485 EUR
View
A
Retailer 10
-
€493 EUR
View
B+
Retailer 11
-
€498 EUR
View
B+
Retailer 12
-
€553 EUR
View
B+
Retailer 13
-
€597 EUR
View
B+
Retailer 14
-
€618 EUR
View
B+
Retailer 15
-
€688 EUR
View
B
Retailer 16
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€895 EUR
View
B+
Retailer 17
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€936 EUR
View
B
Retailer 18
-
€982 EUR
View
B
Retailer 19
-
€1,030 EUR
View
Retailer 20
-
€1,122 EUR
View
Price last confirmed 7 days ago
B
Retailer 21
-
€1,146 EUR
View
B
Retailer 22
-
€1,160 EUR
View
B
Retailer 23
-
€1,246 EUR
View
Most Expensive
Brilliant Earth
11952726A · Oct 24
€1,872 EUR
$2,090 USD
View
Price last confirmed 13 days ago
23 more retailers have this diamond
Prices start from €235 EURSave up to €1,011 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
1.55ct Heart
€235 EUR