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Heart|Lab Grown|IGI

1.55ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG776683156

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG776683156

Diamond specifications and retailer prices

From €208 EUR
As of November 6, 2026
Save €951 EUR (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,872 EUR at Brilliant Earth · As of October 21, 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 LG776683156 or 776683156. Listed at 22 retailers as of November 6, 2026, with a 458% 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 angle33.4°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776683156
Dimensions7.32 × 8.09 × 4.72 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.32 mm8.09 mm1.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776683156
Side View
Table 56.0%Crown 33.4°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 58.3%

Caratlytics Score

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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: Nov 6
Current: €1,872 EUR|Low: €208 EUR|High: €1,970 EUR|Avg: €651 EUR|-5.0%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
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Retailer 19
Retailer 20
Retailer 21
November 7, 2026
Retailer 4€208 EUR
Retailer 6€232 EUR
Retailer 11€241 EUR
Retailer 13€257 EUR
Retailer 21€257 EUR
Retailer 17€287 EUR
Retailer 10€435 EUR
Retailer 19€435 EUR
Retailer 14€442 EUR
Retailer 18€480 EUR
Retailer 20€488 EUR
Retailer 2€545 EUR
Retailer 12€606 EUR
Retailer 5€827 EUR
Retailer 8€829 EUR
Retailer 7€873 EUR
Retailer 15€928 EUR
Retailer 16€1,025 EUR
Retailer 3€1,047 EUR
Retailer 9€1,159 EUR
Brilliant Earth€1,872 EUR

35 data points across 21 retailers

22 retailers€208 EUR to €1,159 EUR

A
Cheapest Retailer
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€208 EUR
A
Retailer 2
-
€232 EUR
View
Final sale: no returns
A
Retailer 3
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€241 EUR
View
A
Retailer 4
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€257 EUR
View
A
Retailer 5
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€257 EUR
View
A
Retailer 6
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€287 EUR
View
A
Retailer 7
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€435 EUR
View
A
Retailer 8
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€435 EUR
View
A
Retailer 9
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€442 EUR
View
A
Retailer 10
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€480 EUR
View
B+
Retailer 11
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€488 EUR
View
B+
Retailer 12
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€545 EUR
View
B+
Retailer 13
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€554 EUR
View
B+
Retailer 14
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€606 EUR
View
B+
Retailer 15
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€827 EUR
View
B
Retailer 16
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€829 EUR
View
B
Retailer 17
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€873 EUR
View
B
Retailer 18
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€928 EUR
View
B+
Retailer 19
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€1,025 EUR
View
B
Retailer 20
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€1,047 EUR
View
B
Retailer 21
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€1,159 EUR
View
Most Expensive
Brilliant Earth
17856910A · Oct 21
€1,872 EUR
$2,090 USD
View
Price last confirmed 16 days ago
21 more retailers have this diamond
Prices start from €208 EURSave up to €951 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
€208 EUR