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Heart|Lab Grown|IGI

1.55ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG665440846

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665440846

Diamond specifications and retailer prices

From €235 EUR
As of November 6, 2026
Save €1,637 EUR (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,872 EUR at Brilliant Earth · As of November 6, 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 LG665440846 or 665440846. Listed at 22 retailers as of November 6, 2026, with prices from €235 to €1,872, a €1,637 spread on the same certified stone. Brilliant Earth lists it at €1,872. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665440846
Dimensions7.15 × 8.12 × 4.71 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.15 mm8.12 mm1.55 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665440846
Side View
Table 56.0%Crown 35.8°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 58.0%

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: Nov 6
Current: €1,872 EUR|Low: €235 EUR|High: €1,970 EUR|Avg: €734 EUR|-5.0%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 21
November 7, 2026
Retailer 21€235 EUR
Retailer 4€262 EUR
Retailer 9€272 EUR
Retailer 13€291 EUR
Retailer 17€324 EUR
Retailer 20€434 EUR
Retailer 7€485 EUR
Retailer 19€493 EUR
Retailer 14€498 EUR
Retailer 18€553 EUR
Retailer 12€597 EUR
Retailer 2€618 EUR
Retailer 11€688 EUR
Retailer 6€895 EUR
Retailer 3€936 EUR
Retailer 5€982 EUR
Retailer 15€1,030 EUR
Retailer 10€1,146 EUR
Retailer 16€1,160 EUR
Retailer 8€1,246 EUR
Brilliant Earth€1,872 EUR

37 data points across 21 retailers

22 retailers€235 EUR to €1,872 EUR

A
Cheapest Retailer
-
€235 EUR
Retailer 2
-
€256 EUR
View
Price last confirmed 41 days ago
A
Retailer 3
-
€262 EUR
View
Final sale: no returns
A
Retailer 4
-
€272 EUR
View
A
Retailer 5
-
€291 EUR
View
A
Retailer 6
-
€324 EUR
View
A
Retailer 7
-
€434 EUR
View
A
Retailer 8
-
€485 EUR
View
A
Retailer 9
-
€493 EUR
View
B+
Retailer 10
-
€498 EUR
View
B+
Retailer 11
-
€553 EUR
View
B+
Retailer 12
-
€597 EUR
View
B+
Retailer 13
-
€618 EUR
View
B+
Retailer 14
-
€688 EUR
View
B
Retailer 15
-
€895 EUR
View
B+
Retailer 16
-
€936 EUR
View
B
Retailer 17
-
€982 EUR
View
B
Retailer 18
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€1,030 EUR
View
B
Retailer 19
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€1,146 EUR
View
B
Retailer 20
-
€1,160 EUR
View
B
Retailer 21
-
€1,246 EUR
View
Most Expensive
B
Brilliant Earth
12313429A · Nov 6
€1,872 EUR
$2,090 USD
View
21 more retailers have this diamond
Prices start from €235 EURSave up to €1,637 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