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Heart|Lab Grown|IGI

1.42ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG804656411

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804656411

Diamond specifications and retailer prices

From HK$2,911 HKD
As of November 4, 2026
Save HK$20,313 HKD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$23,224 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.42ct lab-grown heart diamond

This 1.42ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804656411 or 804656411. Listed at 18 retailers as of November 4, 2026, with prices from HK$2,911 to HK$23,224, a HK$20,313 spread on the same certified stone. Brilliant Earth lists it at HK$23,224. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804656411
Dimensions6.95 × 7.79 × 4.57 mm
L/W Ratio1.12
Girdle conditionFaceted
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
6.95 mm7.79 mm1.42 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804656411
Side View
Table 60.0%Crown 35.7°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 58.7%

Caratlytics Score

How it works →
A+
Exceptional
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$23,224 HKD|Low: HK$2,911 HKD|High: HK$23,224 HKD|Avg: HK$8,271 HKD
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
November 5, 2026
Retailer 7HK$2,911 HKD
Retailer 4HK$3,248 HKD
Retailer 14HK$3,374 HKD
Retailer 3HK$3,609 HKD
Retailer 9HK$3,821 HKD
Retailer 15HK$4,786 HKD
Retailer 10HK$5,704 HKD
Retailer 13HK$5,767 HKD
Retailer 2HK$6,449 HKD
Retailer 8HK$6,583 HKD
Retailer 16HK$8,332 HKD
Retailer 17HK$9,125 HKD
Retailer 12HK$11,604 HKD
Retailer 18HK$11,910 HKD
Retailer 5HK$12,545 HKD
Retailer 11HK$14,068 HKD
Retailer 6HK$14,468 HKD
Brilliant EarthHK$23,224 HKD

29 data points across 18 retailers

18 retailersHK$2,911 HKD to HK$23,224 HKD

A+
Cheapest Retailer
-
HK$2,911 HKD
A
Retailer 2
-
HK$3,248 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$3,374 HKD
View
A
Retailer 4
-
HK$3,609 HKD
View
Retailer 5
-
HK$3,821 HKD
View
Price last confirmed 11 days ago
A
Retailer 6
-
HK$4,786 HKD
View
A
Retailer 7
-
HK$5,704 HKD
View
A
Retailer 8
-
HK$5,767 HKD
View
A
Retailer 9
-
HK$6,449 HKD
View
A
Retailer 10
-
HK$6,583 HKD
View
B+
Retailer 11
-
HK$8,332 HKD
View
B+
Retailer 12
-
HK$9,125 HKD
View
B+
Retailer 13
-
HK$11,604 HKD
View
B+
Retailer 14
-
HK$11,910 HKD
View
B+
Retailer 15
-
HK$12,545 HKD
View
B+
Retailer 16
-
HK$14,068 HKD
View
B+
Retailer 17
-
HK$14,468 HKD
View
Most Expensive
B
Brilliant Earth
21420565A · Nov 4
HK$23,224 HKD
$2,960 USD
View
17 more retailers have this diamond
Prices start from HK$2,911 HKDSave up to HK$20,313 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+
1.42ct Heart
HK$2,911 HKD