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Heart|Lab Grown|IGI

1.53ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG830620125

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830620125

Diamond specifications and retailer prices

From €643 EUR
$721 USD
As of November 1, 2026
Save €2,638 EUR (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,281 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830620125 or 830620125. Listed at 17 retailers as of November 1, 2026, with prices from €643 to €3,281, a €2,638 spread on the same certified stone. Brilliant Earth lists it at €3,281. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830620125
Dimensions7.04 × 7.94 × 4.68 mm
L/W Ratio1.13
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
7.04 mm7.94 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830620125
Side View
Table 57.0%Crown 36.8°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 58.9%

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 1
Current: €3,281 EUR|Low: €643 EUR|High: €3,281 EUR|Avg: €1,651 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
November 2, 2026
Retailer 12€643 EUR
Retailer 6€686 EUR
Retailer 2€741 EUR
Retailer 7€747 EUR
Retailer 15€843 EUR
Retailer 5€1,032 EUR
Retailer 11€1,097 EUR
Retailer 17€1,117 EUR
Retailer 10€1,260 EUR
Retailer 16€1,752 EUR
Retailer 14€1,928 EUR
Retailer 9€2,257 EUR
Retailer 4€2,366 EUR
Retailer 8€2,686 EUR
Retailer 3€2,854 EUR
Retailer 13€2,889 EUR
Brilliant Earth€3,281 EUR

5 data points across 17 retailers

17 retailers€643 EUR to €3,281 EUR

A
Cheapest Retailer
-
€643 EUR
$721 USD
A
Retailer 2
-
€686 EUR
$769 USD
View
A
Retailer 3
-
€741 EUR
£654 GBP
View
A
Retailer 4
-
€747 EUR
$838 USD
View
Final sale: no returns
A
Retailer 5
-
€843 EUR
$945 USD
View
B+
Retailer 6
-
€1,032 EUR
$1,157 USD
View
B+
Retailer 7
-
€1,097 EUR
£969 GBP
View
B+
Retailer 8
-
€1,117 EUR
$1,253 USD
View
B+
Retailer 9
-
€1,260 EUR
ZAR 22,831 ZAR
View
B+
Retailer 10
-
€1,752 EUR
$1,965 USD
View
B
Retailer 11
-
€1,928 EUR
$2,163 USD
View
B
Retailer 12
-
€2,257 EUR
$2,532 USD
View
B
Retailer 13
-
€2,366 EUR
$2,653 USD
View
B
Retailer 14
-
€2,686 EUR
SGD 4,071 SGD
View
B
Retailer 15
-
€2,854 EUR
$3,201 USD
View
B
Retailer 16
-
€2,889 EUR
£2,551 GBP
View
Most Expensive
B
Brilliant Earth
22348757A · Nov 2
€3,281 EUR
$3,680 USD
View
16 more retailers have this diamond
Prices start from €643 EURSave up to €2,638 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
1.53ct Heart
€643 EUR