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Heart|Lab Grown|IGI

4.55ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG634444002

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG634444002

Diamond specifications and retailer prices

From €5,934 EUR
$6,656 USD
As of November 2, 2026
Save €18,290 EUR (76%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €24,224 EUR at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 4.55ct lab-grown heart diamond

This 4.55ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG634444002 or 634444002. Listed at 24 retailers as of November 1, 2026, with prices from €5,934 to €24,224, a €18,290 spread on the same certified stone. Novita Diamonds lists it at €24,224. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.55
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634444002
Dimensions11.17 × 10.64 × 6.42 mm
L/W Ratio1.05
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
11.17 mm10.64 mm4.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634444002
Side View
Table 64.0%Crown 34.8°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 57.5%

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 2
Current: €24,224 EUR|Low: €5,697 EUR|High: €27,214 EUR|Avg: €11,765 EUR|-11.0%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 4€5,934 EUR
Retailer 11€6,152 EUR
Retailer 8€6,172 EUR
Retailer 3€6,856 EUR
Retailer 6€6,884 EUR
Retailer 9€6,884 EUR
Retailer 16€6,889 EUR
Retailer 2€7,512 EUR
Retailer 7€8,171 EUR
Retailer 17€8,579 EUR
Retailer 19€10,175 EUR
Retailer 12€11,371 EUR
Retailer 14€13,762 EUR
Retailer 18€14,651 EUR
Retailer 13€15,213 EUR
Retailer 15€16,676 EUR
Retailer 5€19,855 EUR
Retailer 10€24,041 EUR
Novita Diamonds€24,224 EUR

39 data points across 19 retailers

24 retailers€5,934 EUR to €24,224 EUR

A
Cheapest Retailer
-
€5,934 EUR
$6,656 USD
A
Retailer 2
-
€6,152 EUR
$6,900 USD
View
A
Retailer 3
-
€6,172 EUR
$6,922 USD
View
A
Retailer 4
-
€6,856 EUR
$7,690 USD
View
A
Retailer 5
-
€6,884 EUR
$7,721 USD
View
Retailer 6
-
€6,884 EUR
$7,721 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
€6,889 EUR
$7,727 USD
View
Final sale: no returns
A
Retailer 8
-
€7,512 EUR
$8,425 USD
View
A
Retailer 9
-
€7,578 EUR
$8,500 USD
View
B+
Retailer 10
-
€8,171 EUR
$9,165 USD
View
B+
Retailer 11
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€8,308 EUR
HK$72,800 HKD
View
A
Retailer 12
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€8,579 EUR
£7,576 GBP
View
B+
Retailer 13
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€10,175 EUR
$11,412 USD
View
B+
Retailer 14
-
€11,371 EUR
View
B+
Retailer 15
-
€13,358 EUR
$14,982 USD
View
B+
Retailer 16
-
€13,762 EUR
£12,154 GBP
View
B+
Retailer 17
-
€14,651 EUR
ZAR 265,477 ZAR
View
B+
Retailer 18
-
€15,213 EUR
A$26,250 AUD
View
B+
Retailer 19
-
€16,676 EUR
$18,704 USD
View
B
Retailer 20
-
€19,158 EUR
$21,488 USD
View
B
Retailer 21
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€19,855 EUR
$22,270 USD
View
B
Retailer 22
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€23,649 EUR
$26,525 USD
View
B
Retailer 23
-
€24,041 EUR
SGD 36,438 SGD
View
Most Expensive
B
Novita Diamonds
cert_634444002 · Nov 1
€24,224 EUR
A$41,800 AUD
View
23 more retailers have this diamond
Prices start from €5,934 EURSave up to €18,290 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
4.55ct Heart
€5,934 EUR