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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 €257 EUR
As of November 4, 2026
Save €2,913 EUR (92%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,169 EUR at Diamond Quarter · As of November 2, 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 November 2, 2026, with prices from €257 to €3,169, a €2,913 spread on the same certified stone. Diamond Quarter lists it at €3,169. 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
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: Nov 4
Current: €1,403 EUR|Low: €257 EUR|High: €3,000 EUR|Avg: €1,005 EUR|-18.3%
Retailer 1
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
Retailer 18
November 5, 2026
Retailer 7€257 EUR
Retailer 3€291 EUR
Retailer 18€297 EUR
Retailer 11€370 EUR
Retailer 2€399 EUR
Retailer 17€427 EUR
Retailer 13€430 EUR
Retailer 16€549 EUR
Retailer 10€639 EUR
Retailer 9€674 EUR
Retailer 12€825 EUR
Retailer 14€873 EUR
Retailer 5€1,129 EUR
Retailer 6€1,245 EUR
Retailer 1€1,403 EUR
Retailer 4€2,281 EUR
Retailer 15€2,467 EUR
Retailer 8€2,478 EUR

29 data points across 18 retailers

17 retailers€257 EUR to €3,169 EUR

A
Cheapest Retailer
-
€257 EUR
A
Retailer 2
-
€291 EUR
View
Final sale: no returns
A
Retailer 3
-
€297 EUR
View
A
Retailer 4
-
€370 EUR
View
A
Retailer 5
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€399 EUR
View
A
Retailer 6
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€427 EUR
View
A
Retailer 7
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€430 EUR
View
A
Retailer 8
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€549 EUR
View
A
Retailer 9
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€825 EUR
View
A
Retailer 10
-
€873 EUR
View
B+
Retailer 11
-
€1,129 EUR
View
B+
Retailer 12
-
€1,245 EUR
View
B+
Retailer 13
-
€1,403 EUR
View
B
Retailer 14
-
€2,281 EUR
View
B
Retailer 15
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€2,467 EUR
View
B
Retailer 16
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€2,478 EUR
View
Most Expensive
B
Diamond Quarter
1.53IFDLG50095EN · Nov 2
€3,169 EUR
£2,812 GBP
View
16 more retailers have this diamond
Prices start from €257 EURSave up to €2,913 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
€257 EUR