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Marquise|Lab Grown|IGI

3.09ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG841639143

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841639143

Diamond specifications and retailer prices

From HK$4,221 HKD
As of November 4, 2026
Save HK$19,238 HKD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$23,459 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841639143 or 841639143. Listed at 11 retailers as of November 4, 2026, with prices from HK$4,221 to HK$23,459, a HK$19,238 spread on the same certified stone. Brilliant Earth lists it at HK$23,459. 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
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841639143
Dimensions15.02 × 7.48 × 4.78 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.02 mm7.48 mm3.09 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841639143
Side View
Table 60.0%Crown 37.7°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$23,459 HKD|Low: HK$4,221 HKD|High: HK$23,930 HKD|Avg: HK$12,803 HKD|-2.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 6HK$4,221 HKD
Retailer 2HK$5,578 HKD
Retailer 9HK$5,767 HKD
Retailer 10HK$7,053 HKD
Retailer 3HK$7,720 HKD
Retailer 7HK$11,612 HKD
Retailer 5HK$12,561 HKD
Retailer 11HK$16,107 HKD
Retailer 8HK$17,096 HKD
Retailer 4HK$18,006 HKD
Retailer 12HK$21,003 HKD
Brilliant EarthHK$23,459 HKD

19 data points across 12 retailers

11 retailersHK$4,221 HKD to HK$23,459 HKD

A
Cheapest Retailer
-
HK$4,221 HKD
A
Retailer 2
-
HK$5,578 HKD
View
A
Retailer 3
-
HK$5,767 HKD
View
Retailer 4
-
HK$7,053 HKD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
HK$11,612 HKD
View
B+
Retailer 6
-
HK$12,561 HKD
View
B+
Retailer 7
-
HK$16,107 HKD
View
B+
Retailer 8
-
HK$17,096 HKD
View
Retailer 9
-
HK$18,006 HKD
View
Price last confirmed 32 days ago
B
Retailer 10
-
HK$21,003 HKD
View
Most Expensive
B
Brilliant Earth
22210485A · Nov 4
HK$23,459 HKD
$2,990 USD
View
10 more retailers have this diamond
Prices start from HK$4,221 HKDSave up to HK$19,238 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$4,221 HKD