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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 HK$1,930 HKD
As of November 4, 2026
Save HK$9,117 HKD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$13,024 HKD 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$13,024 HKD|Low: HK$1,836 HKD|High: HK$13,024 HKD|Avg: HK$5,587 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 4HK$1,930 HKD
Retailer 15HK$2,220 HKD
Retailer 12HK$2,236 HKD
Retailer 7HK$2,393 HKD
Retailer 10HK$2,393 HKD
Retailer 8HK$4,025 HKD
Retailer 18HK$4,072 HKD
Retailer 17HK$4,127 HKD
Retailer 6HK$4,198 HKD
Retailer 3HK$4,433 HKD
Retailer 2HK$4,496 HKD
Retailer 19HK$4,731 HKD
Retailer 14HK$5,853 HKD
Retailer 16HK$6,379 HKD
Retailer 5HK$7,689 HKD
Retailer 11HK$8,097 HKD
Retailer 13HK$9,564 HKD
Retailer 9HK$10,513 HKD
Retailer 20HK$11,047 HKD
Brilliant EarthHK$13,024 HKD

39 data points across 20 retailers

22 retailersHK$1,930 HKD to HK$11,047 HKD

A
Cheapest Retailer
-
HK$1,930 HKD
A
Retailer 2
-
HK$2,220 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,236 HKD
View
A
Retailer 4
-
HK$2,393 HKD
View
Retailer 5
-
HK$2,393 HKD
View
Price last confirmed 11 days ago
A
Retailer 6
-
HK$4,025 HKD
View
A
Retailer 7
-
HK$4,072 HKD
View
A
Retailer 8
-
HK$4,127 HKD
View
B+
Retailer 9
-
HK$4,198 HKD
View
B+
Retailer 10
-
HK$4,433 HKD
View
B+
Retailer 11
-
HK$4,496 HKD
View
B+
Retailer 12
-
HK$4,731 HKD
View
B+
Retailer 13
-
HK$5,853 HKD
View
B+
Retailer 14
-
HK$6,379 HKD
View
B
Retailer 15
-
HK$7,689 HKD
View
B
Retailer 16
-
HK$7,720 HKD
View
B
Retailer 17
-
HK$8,097 HKD
View
B
Retailer 18
-
HK$8,772 HKD
View
B
Retailer 19
-
HK$9,564 HKD
View
B
Retailer 20
-
HK$10,513 HKD
View
B
Retailer 21
-
HK$11,047 HKD
View
Most Expensive
Brilliant Earth
15484047A · Oct 15
HK$13,024 HKD
$1,660 USD
View
Price last confirmed 20 days ago
21 more retailers have this diamond
Prices start from HK$1,930 HKDSave up to HK$9,117 HKD

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
HK$1,930 HKD