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Marquise|Lab Grown|IGI

3.09ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG768628562

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768628562

Diamond specifications and retailer prices

From HK$105,917 HKD
$13,500 USD
As of October 30, 2026
3 retailers carry this diamond
Most expensive: HK$105,917 HKD at Brilliant Earth
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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768628562 or 768628562. Listed at 3 retailers as of October 30, 2026. 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
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628562
Dimensions14.80 × 7.57 × 4.79 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
14.80 mm7.57 mm3.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628562
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: HK$105,917 HKD|Low: HK$31,702 HKD|High: HK$213,104 HKD|Avg: HK$89,514 HKD|-18.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
August 31, 2026
Retailer 11HK$31,702 HKD
Retailer 9HK$33,172 HKD
Retailer 5HK$38,256 HKD
Retailer 6HK$56,962 HKD
Retailer 8HK$58,576 HKD
Retailer 2HK$59,678 HKD
Retailer 12HK$60,155 HKD
Retailer 7HK$75,674 HKD
Retailer 10HK$89,865 HKD
Brilliant EarthHK$105,917 HKD
Retailer 4HK$156,350 HKD
Retailer 3HK$168,722 HKD

44 data points across 12 retailers

3 retailers

Retailer 1
-
HK$56,962 HKD
$7,260 USD
Price last confirmed 76 days ago
Retailer 2
-
HK$60,155 HKD
View
Price last confirmed 61 days ago
Most Expensive
B
Brilliant Earth
19647619Y · Oct 30
HK$105,917 HKD
$13,500 USD
View
2 more retailers have this diamond

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
3.09ct Marquise
HK$105,917 HKD