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Heart|Lab Grown|IGI

1.55ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG771645368

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG771645368

Diamond specifications and retailer prices

From €260 EUR
$291 USD
As of October 30, 2026
Save €1,063 EUR (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,951 EUR at Brilliant Earth · As of October 16, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG771645368 or 771645368. Listed at 23 retailers as of October 26, 2026, with a 408% 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
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771645368
Dimensions7.43 × 7.71 × 4.66 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm7.71 mm1.55 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771645368
Side View
Table 59.0%Crown 36.3°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 60.4%

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: Oct 30
Current: €1,951 EUR|Low: €260 EUR|High: €1,951 EUR|Avg: €686 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 12
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Retailer 16
Retailer 17
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Retailer 20
November 2, 2026
Retailer 8€260 EUR
Retailer 10€291 EUR
Retailer 5€302 EUR
Retailer 18€322 EUR
Retailer 14€341 EUR
Retailer 4€434 EUR
Retailer 6€461 EUR
Retailer 13€556 EUR
Retailer 19€557 EUR
Retailer 2€571 EUR
Retailer 15€585 EUR
Retailer 7€643 EUR
Retailer 3€750 EUR
Retailer 16€825 EUR
Retailer 17€1,010 EUR
Retailer 20€1,037 EUR
Retailer 12€1,080 EUR
Retailer 9€1,240 EUR
Retailer 11€1,323 EUR
Brilliant Earth€1,951 EUR

29 data points across 20 retailers

23 retailers€260 EUR to €1,323 EUR

A
Cheapest Retailer
-
€260 EUR
$291 USD
A
Retailer 2
-
€291 EUR
$325 USD
View
Final sale: no returns
A
Retailer 3
-
€302 EUR
$337 USD
View
A
Retailer 4
-
€322 EUR
$360 USD
View
Retailer 5
-
€329 EUR
$368 USD
View
Price last confirmed 7 days ago
A
Retailer 6
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€341 EUR
£300 GBP
View
A
Retailer 7
-
€434 EUR
$485 USD
View
A
Retailer 8
-
€461 EUR
$515 USD
View
B+
Retailer 9
-
€556 EUR
ZAR 10,036 ZAR
View
B+
Retailer 10
-
€557 EUR
$622 USD
View
B+
Retailer 11
-
€571 EUR
£502 GBP
View
B+
Retailer 12
-
€585 EUR
View
B+
Retailer 13
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€643 EUR
$718 USD
View
B+
Retailer 14
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€750 EUR
A$1,289 AUD
View
B+
Retailer 15
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€825 EUR
$922 USD
View
B
Retailer 16
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€1,010 EUR
$1,128 USD
View
B
Retailer 17
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€1,037 EUR
$1,158 USD
View
Retailer 18
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€1,042 EUR
A$1,791 AUD
View
Price last confirmed 159 days ago
B
Retailer 19
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€1,080 EUR
$1,207 USD
View
B
Retailer 20
-
€1,154 EUR
$1,289 USD
View
B
Retailer 21
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€1,240 EUR
$1,385 USD
View
B
Retailer 22
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€1,323 EUR
£1,164 GBP
View
Most Expensive
Brilliant Earth
18531281A · Oct 16
€1,951 EUR
$2,180 USD
View
Price last confirmed 16 days ago
22 more retailers have this diamond
Prices start from €260 EURSave up to €1,063 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
€260 EUR