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Heart|Lab Grown|IGI

1.04ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG598394344

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG598394344

Diamond specifications and retailer prices

From €288 EUR
As of November 4, 2026
Save €999 EUR (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,210 EUR at Brilliant Earth · As of October 9, 2026
View at Brilliant Earth

About this 1.04ct lab-grown heart diamond

This 1.04ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG598394344 or 598394344. Listed at 21 retailers as of November 4, 2026, with a 346% 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

1.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598394344
Dimensions6.33 × 6.89 × 4.12 mm
L/W Ratio1.09
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
6.33 mm6.89 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598394344
Side View
Table 54.0%Crown 34.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 59.8%

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: Nov 4
Current: €2,210 EUR|Low: €288 EUR|High: €2,210 EUR|Avg: €759 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
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Retailer 12
Retailer 13
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Retailer 16
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Retailer 19
Retailer 20
November 5, 2026
Retailer 10€288 EUR
Retailer 15€327 EUR
Retailer 8€335 EUR
Retailer 3€358 EUR
Retailer 12€365 EUR
Retailer 13€367 EUR
Retailer 7€481 EUR
Retailer 16€493 EUR
Retailer 9€550 EUR
Retailer 5€569 EUR
Retailer 19€579 EUR
Retailer 18€616 EUR
Retailer 2€632 EUR
Retailer 14€878 EUR
Retailer 17€892 EUR
Retailer 6€1,148 EUR
Retailer 11€1,188 EUR
Retailer 20€1,288 EUR
Retailer 4€1,439 EUR
Brilliant Earth€2,210 EUR

31 data points across 20 retailers

21 retailers€288 EUR to €1,288 EUR

A
Cheapest Retailer
-
€288 EUR
A
Retailer 2
-
€327 EUR
View
Final sale: no returns
A
Retailer 3
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€335 EUR
View
A
Retailer 4
-
€358 EUR
View
Retailer 5
-
€365 EUR
View
Price last confirmed 11 days ago
A
Retailer 6
-
€367 EUR
View
A
Retailer 7
-
€481 EUR
View
A
Retailer 8
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€493 EUR
View
B+
Retailer 9
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€550 EUR
View
B+
Retailer 10
-
€569 EUR
View
B+
Retailer 11
-
€579 EUR
View
B+
Retailer 12
-
€616 EUR
View
B+
Retailer 13
-
€632 EUR
View
B+
Retailer 14
-
€878 EUR
View
B+
Retailer 15
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€892 EUR
View
Retailer 16
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€935 EUR
View
Price last confirmed 163 days ago
B+
Retailer 17
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€1,148 EUR
View
B
Retailer 18
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€1,188 EUR
View
B
Retailer 19
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€1,288 EUR
View
Retailer 20
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€1,439 EUR
View
Price last confirmed 7 days ago
Most Expensive
Brilliant Earth
11244680A · Oct 9
€2,210 EUR
$2,490 USD
View
Price last confirmed 26 days ago
20 more retailers have this diamond
Prices start from €288 EURSave up to €999 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
1.04ct Heart
€288 EUR