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Marquise|Lab Grown|IGI

5.09ct H VS2 Marquise Lab Grown Diamond

ID • H/VS2 • IGI LG843661437

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843661437

Diamond specifications and retailer prices

From HK$8,693 HKD
$1,108 USD
As of November 1, 2026
Save HK$29,986 HKD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$38,679 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843661437 or 843661437. Listed at 3 retailers as of October 31, 2026, with prices from HK$8,693 to HK$38,679, a HK$29,986 spread on the same certified stone. Brilliant Earth lists it at HK$38,679. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.09
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843661437
Dimensions17.19 × 9.03 × 5.72 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.19 mm9.03 mm5.09 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843661437
Side View
Table 57.0%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.3%

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: Nov 1
Current: HK$38,679 HKD|Low: HK$8,693 HKD|High: HK$38,679 HKD|Avg: HK$27,651 HKD
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3HK$8,693 HKD
Retailer 2HK$24,551 HKD
Brilliant EarthHK$38,679 HKD

2 data points across 3 retailers

3 retailersHK$8,693 HKD to HK$38,679 HKD

B+
Cheapest Retailer
-
HK$8,693 HKD
$1,108 USD
B
Retailer 2
-
HK$24,551 HKD
£2,464 GBP
View
Most Expensive
B
Brilliant Earth
22393987A · Oct 31
HK$38,679 HKD
$4,930 USD
View
2 more retailers have this diamond
Prices start from HK$8,693 HKDSave up to HK$29,986 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+
5.09ct Marquise
HK$8,693 HKD