Heart|Lab Grown|IGI

1.55ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG797643590

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG797643590

Diamond specifications and retailer prices

From €241 EUR
$269 USD
As of October 30, 2026
Save €1,244 EUR (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,880 EUR at Brilliant Earth · As of October 3, 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 LG797643590 or 797643590. Listed at 22 retailers as of October 30, 2026, with a 517% 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797643590
Dimensions6.86 × 8.13 × 4.55 mm
L/W Ratio1.19
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.86 mm8.13 mm1.55 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797643590
Side View
Table 59.0%Crown 36.6°Girdle: STK-THKPavilion 36.2°Culet: NoneDepth 56.0%

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: Oct 30
Current: €1,880 EUR|Low: €231 EUR|High: €1,880 EUR|Avg: €727 EUR
Brilliant Earth
Retailer 2
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Retailer 22
November 2, 2026
Retailer 7€241 EUR
Retailer 12€269 EUR
Retailer 21€279 EUR
Retailer 4€299 EUR
Retailer 5€299 EUR
Retailer 6€317 EUR
Retailer 9€403 EUR
Retailer 20€439 EUR
Retailer 13€515 EUR
Retailer 11€534 EUR
Retailer 2€573 EUR
Retailer 10€636 EUR
Retailer 19€694 EUR
Retailer 22€917 EUR
Retailer 8€960 EUR
Retailer 15€1,005 EUR
Retailer 3€1,096 EUR
Retailer 18€1,203 EUR
Retailer 16€1,238 EUR
Retailer 14€1,266 EUR
Retailer 17€1,485 EUR
Brilliant Earth€1,880 EUR

33 data points across 22 retailers

22 retailers€241 EUR to €1,485 EUR

A
Cheapest Retailer
-
€241 EUR
$269 USD
A
Retailer 2
-
€269 EUR
$301 USD
View
Final sale: no returns
A
Retailer 3
-
€279 EUR
$312 USD
View
Retailer 4
-
€299 EUR
$334 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€299 EUR
$334 USD
View
Retailer 6
-
€317 EUR
£279 GBP
View
Price last confirmed 16 days ago
B+
Retailer 7
-
€403 EUR
$450 USD
View
A
Retailer 8
-
€439 EUR
$490 USD
View
A
Retailer 9
-
€515 EUR
ZAR 9,292 ZAR
View
B+
Retailer 10
-
€534 EUR
$597 USD
View
B+
Retailer 11
-
€573 EUR
£504 GBP
View
B+
Retailer 12
-
€636 EUR
$711 USD
View
B+
Retailer 13
-
€694 EUR
A$1,193 AUD
View
B+
Retailer 14
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€917 EUR
$1,025 USD
View
B
Retailer 15
-
€960 EUR
$1,072 USD
View
B
Retailer 16
-
€1,005 EUR
$1,123 USD
View
B+
Retailer 17
-
€1,096 EUR
$1,225 USD
View
B+
Retailer 18
-
€1,203 EUR
£1,058 GBP
View
B
Retailer 19
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€1,238 EUR
$1,383 USD
View
B
Retailer 20
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€1,266 EUR
$1,414 USD
View
B
Retailer 21
-
€1,485 EUR
A$2,552 AUD
View
Most Expensive
Brilliant Earth
21573406A · Oct 3
€1,880 EUR
$2,100 USD
View
Price last confirmed 29 days ago
21 more retailers have this diamond
Prices start from €241 EURSave up to €1,244 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
€241 EUR