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Marquise|Lab Grown|IGI

1.43ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG577381029

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG577381029

Diamond specifications and retailer prices

From HK$6,096 HKD
As of October 30, 2026
Save HK$1,122 HKD (16%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$13,258 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown marquise diamond

This 1.43ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577381029 or 577381029. Listed at 8 retailers as of October 30, 2026, with a relatively tight 18% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577381029
Dimensions11.47 × 5.99 × 3.78 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
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
11.47 mm5.99 mm1.43 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577381029
Side View
Table 58.0%Crown 34.4°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$13,258 HKD|Low: HK$1,381 HKD|High: HK$14,906 HKD|Avg: HK$6,644 HKD|-11.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 5HK$1,381 HKD
Retailer 7HK$3,044 HKD
Retailer 3HK$4,605 HKD
Retailer 4HK$5,813 HKD
Retailer 8HK$6,096 HKD
Retailer 6HK$7,218 HKD
Retailer 2HK$8,881 HKD
Do Amore DiamondsHK$13,258 HKD

8 data points across 8 retailers

8 retailersHK$6,096 HKD to HK$7,218 HKD

Retailer 1
-
HK$1,381 HKD
Price last confirmed 9 days ago
Retailer 2
-
HK$3,044 HKD
View
Price last confirmed 8 days ago
Retailer 3
-
HK$4,605 HKD
View
Price last confirmed 9 days ago
Retailer 4
-
HK$5,813 HKD
View
Price last confirmed 10 days ago
B+
Retailer 5
-
HK$6,096 HKD
View
B+
Retailer 6
-
HK$7,218 HKD
View
Retailer 7
-
HK$8,881 HKD
View
Price last confirmed 7 days ago
Most Expensive
Do Amore Diamonds
27-796C378AC · Oct 29
HK$13,258 HKD
$1,690 USD
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from HK$6,096 HKDSave up to HK$1,122 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+
1.43ct Marquise
HK$6,096 HKD