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Marquise|Lab Grown|IGI

3.09ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG843603257

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843603257

Diamond specifications and retailer prices

From HK$3,201 HKD
As of November 3, 2026
Save HK$23,279 HKD (88%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$26,480 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843603257 or 843603257. Listed at 3 retailers as of October 28, 2026, with prices from HK$3,201 to HK$26,480, a HK$23,279 spread on the same certified stone. Rare Carat lists it at HK$26,480. 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

3.09
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843603257
Dimensions14.27 × 7.61 × 4.88 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.27 mm7.61 mm3.09 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843603257
Side View
Table 60.0%Crown 37.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 64.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: HK$26,480 HKD|Low: HK$3,201 HKD|High: HK$26,480 HKD|Avg: HK$11,767 HKD
Rare Carat
Retailer 2
Retailer 3
November 4, 2026
Retailer 3HK$3,201 HKD
Retailer 2HK$6,551 HKD
Rare CaratHK$26,480 HKD

22 data points across 3 retailers

3 retailersHK$3,201 HKD to HK$26,480 HKD

A
Cheapest Retailer
-
HK$3,201 HKD
Final sale: no returns
A
Retailer 2
-
HK$6,551 HKD
View
Most Expensive
B
Rare Carat
843603257 · Oct 28
HK$26,480 HKD
$3,375 USD
View
2 more retailers have this diamond
Prices start from HK$3,201 HKDSave up to HK$23,279 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
3.09ct Marquise
HK$3,201 HKD