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Heart|Lab Grown|IGI

1.51ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG522254252

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG522254252

Diamond specifications and retailer prices

From HK$14,751 HKD
$1,880 USD
As of November 2, 2026
Save HK$7,964 HKD (35%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$57,326 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG522254252 or 522254252. Listed at 15 retailers as of November 2, 2026, with a 54% 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

1.51
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.9°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522254252
Dimensions6.47 × 7.91 × 4.79 mm
L/W Ratio1.22
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.47 mm7.91 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG522254252
Side View
Table 62.5%Crown 40.9°Girdle: THK-VTKPavilion 42.3°Culet: NoneDepth 60.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$57,326 HKD|Low: HK$14,751 HKD|High: HK$58,093 HKD|Avg: HK$31,531 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6HK$14,751 HKD
Retailer 8HK$18,462 HKD
Retailer 3HK$20,086 HKD
Retailer 4HK$20,674 HKD
Retailer 9HK$21,412 HKD
Retailer 12HK$29,431 HKD
Retailer 2HK$29,487 HKD
Retailer 7HK$32,812 HKD
Retailer 11HK$33,401 HKD
Retailer 5HK$39,362 HKD
Retailer 10HK$57,175 HKD
MOH LondonHK$57,326 HKD

43 data points across 12 retailers

15 retailersHK$14,751 HKD to HK$22,714 HKD

B
Cheapest Retailer
-
HK$14,751 HKD
$1,880 USD
B
Retailer 2
-
HK$18,462 HKD
$2,353 USD
View
B
Retailer 3
-
HK$20,086 HKD
$2,560 USD
View
B
Retailer 4
-
HK$20,674 HKD
$2,635 USD
View
Final sale: no returns
Retailer 5
-
HK$21,412 HKD
$2,729 USD
View
Price last confirmed 22 days ago
B
Retailer 6
-
HK$21,412 HKD
$2,729 USD
View
B
Retailer 7
-
HK$22,714 HKD
$2,895 USD
View
Retailer 8
-
HK$29,431 HKD
$3,751 USD
View
Price under review
Retailer 9
-
HK$29,487 HKD
£2,959 GBP
View
Price under review
Retailer 10
-
HK$32,812 HKD
$4,182 USD
View
Price under review
Retailer 11
-
HK$33,401 HKD
$4,257 USD
View
Price under review
Most Expensive
MOH London
LG522254252 · Nov 1
HK$57,326 HKD
£5,753 GBP
View
Price under review
11 more retailers have this diamond
Prices start from HK$14,751 HKDSave up to HK$7,964 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.

B
1.51ct Heart
HK$14,751 HKD