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Heart|Lab Grown|IGI

1.01ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG669427027

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG669427027

Diamond specifications and retailer prices

From €218 EUR
As of November 4, 2026
Save €1,031 EUR (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,473 EUR at Brilliant Earth · As of October 15, 2026
View at Brilliant Earth

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG669427027 or 669427027. Listed at 22 retailers as of October 30, 2026, with a 472% 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

1.01
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669427027
Dimensions6.15 × 6.80 × 4.09 mm
L/W Ratio1.11
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
6.15 mm6.80 mm1.01 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669427027
Side View
Table 60.0%Crown 37.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.1%

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: Nov 4
Current: €1,473 EUR|Low: €208 EUR|High: €1,473 EUR|Avg: €632 EUR
Brilliant Earth
Retailer 2
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Retailer 20
November 5, 2026
Retailer 4€218 EUR
Retailer 15€251 EUR
Retailer 12€253 EUR
Retailer 7€271 EUR
Retailer 10€271 EUR
Retailer 8€455 EUR
Retailer 18€461 EUR
Retailer 17€467 EUR
Retailer 6€475 EUR
Retailer 3€501 EUR
Retailer 2€509 EUR
Retailer 19€535 EUR
Retailer 14€662 EUR
Retailer 16€722 EUR
Retailer 5€870 EUR
Retailer 11€916 EUR
Retailer 13€1,082 EUR
Retailer 9€1,189 EUR
Retailer 20€1,250 EUR
Brilliant Earth€1,473 EUR

39 data points across 20 retailers

22 retailers€218 EUR to €1,250 EUR

A
Cheapest Retailer
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€218 EUR
A
Retailer 2
-
€251 EUR
View
Final sale: no returns
A
Retailer 3
-
€253 EUR
View
A
Retailer 4
-
€271 EUR
View
Retailer 5
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€271 EUR
View
Price last confirmed 11 days ago
A
Retailer 6
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€455 EUR
View
A
Retailer 7
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€461 EUR
View
A
Retailer 8
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€467 EUR
View
B+
Retailer 9
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€475 EUR
View
B+
Retailer 10
-
€501 EUR
View
B+
Retailer 11
-
€509 EUR
View
B+
Retailer 12
-
€535 EUR
View
B+
Retailer 13
-
€662 EUR
View
B+
Retailer 14
-
€722 EUR
View
B
Retailer 15
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€870 EUR
View
B
Retailer 16
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€873 EUR
View
B
Retailer 17
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€916 EUR
View
B
Retailer 18
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€992 EUR
View
B
Retailer 19
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€1,082 EUR
View
B
Retailer 20
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€1,189 EUR
View
B
Retailer 21
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€1,250 EUR
View
Most Expensive
Brilliant Earth
15484047A · Oct 15
€1,473 EUR
$1,660 USD
View
Price last confirmed 20 days ago
21 more retailers have this diamond
Prices start from €218 EURSave up to €1,031 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
1.01ct Heart
€218 EUR