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Heart|Lab Grown|IGI

1.55ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG771645368

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG771645368

Diamond specifications and retailer prices

From HK$2,283 HKD
As of November 4, 2026
Save HK$9,038 HKD (80%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$17,103 HKD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG771645368 or 771645368. Listed at 24 retailers as of November 3, 2026, with a 396% 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

1.55
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771645368
Dimensions7.43 × 7.71 × 4.66 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm7.71 mm1.55 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771645368
Side View
Table 59.0%Crown 36.3°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 60.4%

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$17,103 HKD|Low: HK$2,283 HKD|High: HK$17,103 HKD|Avg: HK$6,391 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
Retailer 19
Retailer 20
November 5, 2026
Retailer 9HK$2,283 HKD
Retailer 11HK$2,550 HKD
Retailer 6HK$2,644 HKD
Retailer 20HK$2,824 HKD
Retailer 2HK$2,965 HKD
Retailer 5HK$3,805 HKD
Retailer 7HK$4,040 HKD
Retailer 18HK$4,872 HKD
Retailer 3HK$4,880 HKD
Retailer 13HK$4,950 HKD
Retailer 17HK$5,005 HKD
Retailer 8HK$5,633 HKD
Retailer 15HK$6,629 HKD
Retailer 14HK$8,685 HKD
Retailer 19HK$8,849 HKD
Retailer 4HK$9,085 HKD
Retailer 12HK$9,461 HKD
Retailer 10HK$10,866 HKD
Retailer 16HK$11,321 HKD
Brilliant EarthHK$17,103 HKD

27 data points across 20 retailers

24 retailersHK$2,283 HKD to HK$11,321 HKD

A
Cheapest Retailer
-
HK$2,283 HKD
A
Retailer 2
-
HK$2,550 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,644 HKD
View
A
Retailer 4
-
HK$2,824 HKD
View
Retailer 5
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HK$2,887 HKD
View
Price last confirmed 11 days ago
A
Retailer 6
-
HK$2,965 HKD
View
A
Retailer 7
-
HK$3,805 HKD
View
A
Retailer 8
-
HK$4,040 HKD
View
B+
Retailer 9
-
HK$4,872 HKD
View
B+
Retailer 10
-
HK$4,880 HKD
View
B+
Retailer 11
-
HK$4,950 HKD
View
B+
Retailer 12
-
HK$5,005 HKD
View
B+
Retailer 13
-
HK$5,633 HKD
View
B+
Retailer 14
-
HK$6,629 HKD
View
B+
Retailer 15
-
HK$7,296 HKD
View
B
Retailer 16
-
HK$8,685 HKD
View
B
Retailer 17
-
HK$8,849 HKD
View
B
Retailer 18
-
HK$9,085 HKD
View
Retailer 19
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HK$9,132 HKD
View
Price last confirmed 163 days ago
B
Retailer 20
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HK$9,461 HKD
View
B
Retailer 21
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HK$10,112 HKD
View
B
Retailer 22
-
HK$10,866 HKD
View
B
Retailer 23
-
HK$11,321 HKD
View
Most Expensive
Brilliant Earth
18531281A · Oct 16
HK$17,103 HKD
$2,180 USD
View
Price last confirmed 20 days ago
23 more retailers have this diamond
Prices start from HK$2,283 HKDSave up to HK$9,038 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
1.55ct Heart
HK$2,283 HKD