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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 €645 EUR
$721 USD
As of November 1, 2026
Save €2,649 EUR (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,294 EUR at Brilliant Earth · As of October 31, 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 16 retailers as of October 31, 2026, with prices from €645 to €3,294, a €2,649 spread on the same certified stone. Brilliant Earth lists it at €3,294. 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
Color
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

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 1
Current: €3,294 EUR|Low: €645 EUR|High: €3,294 EUR|Avg: €1,655 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
November 1, 2026
Retailer 2€645 EUR
Retailer 5€688 EUR
Retailer 6€750 EUR
Retailer 10€778 EUR
Retailer 13€846 EUR
Retailer 4€1,036 EUR
Retailer 12€1,101 EUR
Retailer 15€1,122 EUR
Retailer 14€1,759 EUR
Retailer 11€1,936 EUR
Retailer 8€2,266 EUR
Retailer 3€2,375 EUR
Retailer 7€2,696 EUR
Retailer 16€2,865 EUR
Retailer 9€2,900 EUR
Brilliant Earth€3,294 EUR

4 data points across 16 retailers

16 retailers€645 EUR to €3,294 EUR

A
Cheapest Retailer
-
€645 EUR
$721 USD
A
Retailer 2
-
€688 EUR
$769 USD
View
A
Retailer 3
-
€750 EUR
$838 USD
View
Final sale: no returns
A
Retailer 4
-
€778 EUR
£685 GBP
View
A
Retailer 5
-
€846 EUR
$945 USD
View
B+
Retailer 6
-
€1,036 EUR
$1,157 USD
View
B+
Retailer 7
-
€1,101 EUR
£969 GBP
View
B+
Retailer 8
-
€1,122 EUR
$1,253 USD
View
B+
Retailer 9
-
€1,759 EUR
$1,965 USD
View
B
Retailer 10
-
€1,936 EUR
$2,163 USD
View
B
Retailer 11
-
€2,266 EUR
$2,532 USD
View
B
Retailer 12
-
€2,375 EUR
$2,653 USD
View
B
Retailer 13
-
€2,696 EUR
SGD 4,071 SGD
View
B
Retailer 14
-
€2,865 EUR
$3,201 USD
View
B
Retailer 15
-
€2,900 EUR
£2,551 GBP
View
Most Expensive
B
Brilliant Earth
22348757A · Oct 31
€3,294 EUR
$3,680 USD
View
15 more retailers have this diamond
Prices start from €645 EURSave up to €2,649 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
€645 EUR