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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 $246 USD
As of October 30, 2026
Save $1,163 USD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,660 USD 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 21 retailers as of October 30, 2026, with a 473% 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
Color
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

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: $1,660 USD|Low: $234 USD|High: $1,660 USD|Avg: $726 USD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 3$246 USD
Retailer 2$274 USD
Retailer 11$285 USD
Retailer 6$305 USD
Retailer 9$305 USD
Retailer 7$513 USD
Retailer 13$520 USD
Retailer 17$524 USD
Retailer 5$535 USD
Retailer 19$565 USD
Retailer 12$579 USD
Retailer 14$603 USD
Retailer 4$980 USD
Retailer 18$984 USD
Retailer 10$1,032 USD
Retailer 16$1,228 USD
Retailer 8$1,340 USD
Retailer 15$1,409 USD
Brilliant Earth$1,660 USD

38 data points across 19 retailers

21 retailers$246 USD to $1,409 USD

A
Cheapest Retailer
-
$246 USD
A
Retailer 2
-
$274 USD
View
Final sale: no returns
A
Retailer 3
-
$285 USD
View
A
Retailer 4
-
$305 USD
View
Retailer 5
-
$305 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$513 USD
View
A
Retailer 7
-
$520 USD
€495 EUR
View
A
Retailer 8
-
$524 USD
ZAR 8,463 ZAR
View
B+
Retailer 9
-
$535 USD
View
B+
Retailer 10
-
$565 USD
View
B+
Retailer 11
-
$579 USD
£456 GBP
View
B+
Retailer 12
-
$603 USD
A$928 AUD
View
B+
Retailer 13
-
$808 USD
View
B
Retailer 14
-
$980 USD
View
Retailer 15
-
$984 USD
View
Price last confirmed 10 days ago
B
Retailer 16
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$1,032 USD
View
B
Retailer 17
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$1,118 USD
View
B
Retailer 18
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$1,228 USD
£967 GBP
View
B
Retailer 19
-
$1,340 USD
View
B
Retailer 20
-
$1,409 USD
A$2,167 AUD
View
Most Expensive
Brilliant Earth
15484047A · Oct 15
$1,660 USD
View
Price last confirmed 16 days ago
20 more retailers have this diamond
Prices start from $246 USDSave up to $1,163 USD

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
$246 USD