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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 $436 NZD
As of November 4, 2026
Save $2,061 NZD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,945 NZD 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

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: $2,945 NZD|Low: $415 NZD|High: $2,945 NZD|Avg: $1,263 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 12
Retailer 13
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Retailer 15
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Retailer 20
November 5, 2026
Retailer 4$436 NZD
Retailer 15$502 NZD
Retailer 12$506 NZD
Retailer 7$541 NZD
Retailer 10$541 NZD
Retailer 8$910 NZD
Retailer 18$921 NZD
Retailer 17$933 NZD
Retailer 6$949 NZD
Retailer 3$1,002 NZD
Retailer 2$1,017 NZD
Retailer 19$1,070 NZD
Retailer 14$1,323 NZD
Retailer 16$1,442 NZD
Retailer 5$1,739 NZD
Retailer 11$1,831 NZD
Retailer 13$2,163 NZD
Retailer 9$2,377 NZD
Retailer 20$2,498 NZD
Brilliant Earth$2,945 NZD

39 data points across 20 retailers

22 retailers$436 NZD to $2,498 NZD

A
Cheapest Retailer
-
$436 NZD
A
Retailer 2
-
$502 NZD
View
Final sale: no returns
A
Retailer 3
-
$506 NZD
View
A
Retailer 4
-
$541 NZD
View
Retailer 5
-
$541 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$910 NZD
View
A
Retailer 7
-
$921 NZD
View
A
Retailer 8
-
$933 NZD
View
B+
Retailer 9
-
$949 NZD
View
B+
Retailer 10
-
$1,002 NZD
View
B+
Retailer 11
-
$1,017 NZD
View
B+
Retailer 12
-
$1,070 NZD
View
B+
Retailer 13
-
$1,323 NZD
View
B+
Retailer 14
-
$1,442 NZD
View
B
Retailer 15
-
$1,739 NZD
View
B
Retailer 16
-
$1,746 NZD
View
B
Retailer 17
-
$1,831 NZD
View
B
Retailer 18
-
$1,983 NZD
View
B
Retailer 19
-
$2,163 NZD
View
B
Retailer 20
-
$2,377 NZD
View
B
Retailer 21
-
$2,498 NZD
View
Most Expensive
Brilliant Earth
15484047A · Oct 15
$2,945 NZD
$1,660 USD
View
Price last confirmed 20 days ago
21 more retailers have this diamond
Prices start from $436 NZDSave up to $2,061 NZD

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
$436 NZD