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Heart|Lab Grown|IGI

1.55ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG733598904

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG733598904

Diamond specifications and retailer prices

From €358 EUR
$400 USD
As of October 30, 2026
Save €2,759 EUR (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,117 EUR at Novita Diamonds · As of October 31, 2026
View at Novita Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG733598904 or 733598904. Listed at 22 retailers as of October 30, 2026, with prices from €358 to €3,117, a €2,759 spread on the same certified stone. Novita Diamonds lists it at €3,117. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733598904
Dimensions7.11 × 8.05 × 4.68 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
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
7.11 mm8.05 mm1.55 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733598904
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 58.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €3,117 EUR|Low: €320 EUR|High: €3,149 EUR|Avg: €1,083 EUR|-1.0%
Novita Diamonds
Retailer 2
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Retailer 20
November 1, 2026
Retailer 20€358 EUR
Retailer 6€400 EUR
Retailer 12€401 EUR
Retailer 7€444 EUR
Retailer 10€444 EUR
Retailer 18€577 EUR
Retailer 14€703 EUR
Retailer 5€704 EUR
Retailer 13€729 EUR
Retailer 8€729 EUR
Retailer 17€763 EUR
Retailer 4€977 EUR
Retailer 16€1,033 EUR
Retailer 19€1,054 EUR
Retailer 3€1,427 EUR
Retailer 11€1,459 EUR
Retailer 9€1,661 EUR
Retailer 2€1,734 EUR
Retailer 15€2,542 EUR
Novita Diamonds€3,117 EUR

35 data points across 20 retailers

22 retailers€358 EUR to €3,117 EUR

A
Cheapest Retailer
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€358 EUR
$400 USD
A
Retailer 2
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€400 EUR
$447 USD
View
Final sale: no returns
A
Retailer 3
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€401 EUR
$448 USD
View
A
Retailer 4
-
€444 EUR
$496 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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€444 EUR
$496 USD
View
A
Retailer 6
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€577 EUR
$645 USD
View
A
Retailer 7
-
€703 EUR
A$1,208 AUD
View
A
Retailer 8
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€704 EUR
$786 USD
View
A
Retailer 9
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€729 EUR
£641 GBP
View
A
Retailer 10
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€729 EUR
$815 USD
View
A
Retailer 11
-
€763 EUR
ZAR 13,764 ZAR
View
A
Retailer 12
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€977 EUR
$1,091 USD
View
A
Retailer 13
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€1,033 EUR
A$1,776 AUD
View
B+
Retailer 14
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€1,054 EUR
$1,177 USD
View
B+
Retailer 15
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€1,427 EUR
$1,594 USD
View
B+
Retailer 16
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€1,459 EUR
$1,630 USD
View
B+
Retailer 17
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€1,526 EUR
$1,705 USD
View
B
Retailer 18
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€1,661 EUR
$1,856 USD
View
B+
Retailer 19
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€1,734 EUR
£1,525 GBP
View
B
Retailer 20
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€2,542 EUR
$2,840 USD
View
Retailer 21
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€2,945 EUR
$3,290 USD
View
Price last confirmed 18 days ago
Most Expensive
B
Novita Diamonds
cert_733598904 · Oct 31
€3,117 EUR
A$5,357 AUD
View
21 more retailers have this diamond
Prices start from €358 EURSave up to €2,759 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
€358 EUR