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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG630464484

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG630464484

Diamond specifications and retailer prices

From €415 EUR
As of November 4, 2026
Save €1,510 EUR (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,938 EUR at Brilliant Earth · As of October 8, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG630464484 or 630464484. Listed at 18 retailers as of November 3, 2026, with a 363% 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

1.53
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630464484
Dimensions6.85 × 8.14 × 4.78 mm
L/W Ratio1.19
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
6.85 mm8.14 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630464484
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 42.2°Culet: NoneDepth 58.7%

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 4
Current: €2,938 EUR|Low: €399 EUR|High: €3,027 EUR|Avg: €1,146 EUR|-2.9%
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
November 5, 2026
Retailer 13€415 EUR
Retailer 5€465 EUR
Retailer 6€465 EUR
Retailer 14€515 EUR
Retailer 10€639 EUR
Retailer 12€691 EUR
Retailer 2€845 EUR
Retailer 7€888 EUR
Retailer 11€1,157 EUR
Retailer 9€1,198 EUR
Retailer 4€1,654 EUR
Retailer 8€1,890 EUR
Retailer 3€1,925 EUR
Brilliant Earth€2,938 EUR

46 data points across 14 retailers

18 retailers€415 EUR to €1,925 EUR

A
Cheapest Retailer
-
€415 EUR
A
Retailer 2
-
€465 EUR
View
Final sale: no returns
A
Retailer 3
-
€465 EUR
View
A
Retailer 4
-
€515 EUR
View
Retailer 5
-
€515 EUR
View
Price last confirmed 20 days ago
A
Retailer 6
-
€639 EUR
View
A
Retailer 7
-
€691 EUR
View
A
Retailer 8
-
€845 EUR
View
A
Retailer 9
-
€888 EUR
View
A
Retailer 10
-
€968 EUR
View
B+
Retailer 11
-
€1,157 EUR
View
B+
Retailer 12
-
€1,198 EUR
View
B+
Retailer 13
-
€1,654 EUR
View
B+
Retailer 14
-
€1,681 EUR
View
B
Retailer 15
-
€1,817 EUR
View
B+
Retailer 16
-
€1,890 EUR
View
B
Retailer 17
-
€1,925 EUR
View
Most Expensive
Brilliant Earth
21385625A · Oct 8
€2,938 EUR
$3,310 USD
View
Price last confirmed 27 days ago
17 more retailers have this diamond
Prices start from €415 EURSave up to €1,510 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
€415 EUR