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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG778695927

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG778695927

Diamond specifications and retailer prices

From €259 EUR
$289 USD
As of October 30, 2026
Save €2,937 EUR (92%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,196 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

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 LG778695927 or 778695927. Listed at 17 retailers as of October 30, 2026, with prices from €259 to €3,196, a €2,937 spread on the same certified stone. Diamond Quarter lists it at €3,196. 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 angle29.3°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778695927
Dimensions8.15 × 7.12 × 4.47 mm
L/W Ratio1.14
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
8.15 mm7.12 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778695927
Side View
Table 56.0%Crown 29.3°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 54.8%

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: Oct 30
Current: €374 EUR|Low: €259 EUR|High: €3,025 EUR|Avg: €1,019 EUR|-25.1%
Retailer 1
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Retailer 19
November 1, 2026
Retailer 7€259 EUR
Retailer 3€294 EUR
Retailer 19€300 EUR
Retailer 1€374 EUR
Retailer 12€398 EUR
Retailer 2€403 EUR
Retailer 18€431 EUR
Retailer 16€554 EUR
Retailer 10€645 EUR
Retailer 9€680 EUR
Retailer 15€826 EUR
Retailer 11€941 EUR
Retailer 13€985 EUR
Retailer 5€1,139 EUR
Retailer 6€1,256 EUR
Retailer 17€1,427 EUR
Retailer 4€2,300 EUR
Retailer 14€2,488 EUR
Retailer 8€2,499 EUR

25 data points across 19 retailers

17 retailers€259 EUR to €3,196 EUR

A
Cheapest Retailer
-
€259 EUR
$289 USD
A
Retailer 2
-
€294 EUR
$328 USD
View
Final sale: no returns
A
Retailer 3
-
€300 EUR
$335 USD
View
A
Retailer 4
-
€374 EUR
£329 GBP
View
A
Retailer 5
-
€398 EUR
$445 USD
View
A
Retailer 6
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€403 EUR
$450 USD
View
A
Retailer 7
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€431 EUR
$481 USD
View
A
Retailer 8
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€554 EUR
$619 USD
View
A
Retailer 9
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€826 EUR
A$1,419 AUD
View
A
Retailer 10
-
€985 EUR
$1,101 USD
View
B+
Retailer 11
-
€1,139 EUR
$1,272 USD
View
B+
Retailer 12
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€1,256 EUR
$1,403 USD
View
B+
Retailer 13
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€1,427 EUR
£1,255 GBP
View
B
Retailer 14
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€2,300 EUR
$2,570 USD
View
B
Retailer 15
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€2,488 EUR
$2,780 USD
View
B
Retailer 16
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€2,499 EUR
$2,792 USD
View
Most Expensive
B
Diamond Quarter
1.53IFDLG50095EN · Oct 31
€3,196 EUR
£2,812 GBP
View
16 more retailers have this diamond
Prices start from €259 EURSave up to €2,937 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
€259 EUR