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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 €291 EUR
$325 USD
As of October 30, 2026
Save €1,161 EUR (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,229 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 October 29, 2026, with a 399% 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
Color
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: Oct 30
Current: €2,229 EUR|Low: €285 EUR|High: €2,229 EUR|Avg: €742 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 9€291 EUR
Retailer 10€329 EUR
Retailer 7€337 EUR
Retailer 17€361 EUR
Retailer 12€368 EUR
Retailer 15€372 EUR
Retailer 6€485 EUR
Retailer 13€488 EUR
Retailer 8€555 EUR
Retailer 20€574 EUR
Retailer 18€588 EUR
Retailer 5€619 EUR
Retailer 2€644 EUR
Retailer 3€876 EUR
Retailer 14€891 EUR
Retailer 4€1,158 EUR
Retailer 11€1,199 EUR
Retailer 16€1,299 EUR
Retailer 19€1,452 EUR
Brilliant Earth€2,229 EUR

31 data points across 20 retailers

21 retailers€291 EUR to €1,452 EUR

A
Cheapest Retailer
-
€291 EUR
$325 USD
A
Retailer 2
-
€329 EUR
$368 USD
View
Final sale: no returns
A
Retailer 3
-
€337 EUR
$377 USD
View
A
Retailer 4
-
€361 EUR
$403 USD
View
A
Retailer 5
-
€368 EUR
$411 USD
View
A
Retailer 6
-
€372 EUR
£327 GBP
View
A
Retailer 7
-
€485 EUR
$542 USD
View
A
Retailer 8
-
€488 EUR
$545 USD
View
B+
Retailer 9
-
€555 EUR
$620 USD
View
B+
Retailer 10
-
€574 EUR
$641 USD
View
B+
Retailer 11
-
€588 EUR
View
B+
Retailer 12
-
€619 EUR
ZAR 11,178 ZAR
View
B+
Retailer 13
-
€644 EUR
£567 GBP
View
B+
Retailer 14
-
€876 EUR
A$1,505 AUD
View
B+
Retailer 15
-
€891 EUR
$995 USD
View
Retailer 16
-
€943 EUR
A$1,621 AUD
View
Price last confirmed 158 days ago
B+
Retailer 17
-
€1,158 EUR
$1,294 USD
View
B
Retailer 18
-
€1,199 EUR
$1,339 USD
View
B
Retailer 19
-
€1,299 EUR
$1,451 USD
View
B
Retailer 20
-
€1,452 EUR
£1,277 GBP
View
Most Expensive
Brilliant Earth
11244680A · Oct 9
€2,229 EUR
$2,490 USD
View
Price last confirmed 22 days ago
20 more retailers have this diamond
Prices start from €291 EURSave up to €1,161 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
€291 EUR