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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG629453271

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG629453271

Diamond specifications and retailer prices

From €386 EUR
$431 USD
As of October 30, 2026
Save €2,161 EUR (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,546 EUR at Queensmith · As of October 27, 2026
View at Queensmith

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 LG629453271 or 629453271. Listed at 18 retailers as of October 27, 2026, with prices from €386 to €2,546, a €2,161 spread on the same certified stone. Queensmith lists it at €2,546. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle52.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629453271
Dimensions6.82 × 7.92 × 4.73 mm
L/W Ratio1.16
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
6.82 mm7.92 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629453271
Side View
Table 62.0%Crown 39.2°Girdle: MED-STKPavilion 52.1°Culet: NoneDepth 59.7%

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: €2,546 EUR|Low: €386 EUR|High: €2,900 EUR|Avg: €1,132 EUR
Queensmith
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
October 31, 2026
Retailer 6€386 EUR
Retailer 17€429 EUR
Retailer 15€458 EUR
Retailer 14€559 EUR
Retailer 7€575 EUR
Retailer 9€679 EUR
Retailer 16€715 EUR
Retailer 12€737 EUR
Retailer 11€776 EUR
Retailer 4€951 EUR
Retailer 2€1,028 EUR
Retailer 5€1,412 EUR
Retailer 8€1,600 EUR
Retailer 3€1,605 EUR
Retailer 13€1,677 EUR
Retailer 10€2,506 EUR
Queensmith€2,546 EUR

21 data points across 17 retailers

18 retailers€386 EUR to €2,546 EUR

A
Cheapest Retailer
-
€386 EUR
$431 USD
Final sale: no returns
A
Retailer 2
-
€429 EUR
$479 USD
View
Retailer 3
-
€458 EUR
£403 GBP
View
Price last confirmed 16 days ago
A
Retailer 4
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€559 EUR
$625 USD
View
A
Retailer 5
-
€575 EUR
$642 USD
View
A
Retailer 6
-
€715 EUR
$799 USD
View
A
Retailer 7
-
€737 EUR
ZAR 13,295 ZAR
View
A
Retailer 8
-
€776 EUR
£683 GBP
View
A
Retailer 9
-
€951 EUR
$1,063 USD
View
B+
Retailer 10
-
€1,028 EUR
$1,148 USD
View
B+
Retailer 11
-
€1,202 EUR
$1,343 USD
View
B+
Retailer 12
-
€1,344 EUR
$1,502 USD
View
B+
Retailer 13
-
€1,412 EUR
$1,577 USD
View
B+
Retailer 14
-
€1,600 EUR
$1,788 USD
View
B+
Retailer 15
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€1,605 EUR
$1,793 USD
View
B+
Retailer 16
-
€1,677 EUR
£1,475 GBP
View
B
Retailer 17
-
€2,506 EUR
$2,800 USD
View
Most Expensive
B
Queensmith
LG629453271 · Oct 27
€2,546 EUR
£2,240 GBP
View
17 more retailers have this diamond
Prices start from €386 EURSave up to €2,161 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
1.53ct Heart
€386 EUR