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Cushion|Lab Grown|IGI

3.09ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG821643794

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG821643794

Diamond specifications and retailer prices

From HK$5,924 HKD
$755 USD
As of November 1, 2026
Save HK$26,597 HKD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$32,520 HKD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821643794 or 821643794. Listed at 16 retailers as of November 1, 2026, with prices from HK$5,924 to HK$32,520, a HK$26,597 spread on the same certified stone. Rare Carat lists it at HK$32,520. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821643794
Dimensions10.41 × 7.42 × 4.79 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.41 mm7.42 mm3.09 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821643794
Side View
Table 66.0%Crown 40.4°Girdle: MED-THKPavilion 35.6°Culet: NoneDepth 64.6%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: HK$32,520 HKD|Low: HK$5,924 HKD|High: HK$32,520 HKD|Avg: HK$16,680 HKD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 4HK$5,924 HKD
Retailer 5HK$7,532 HKD
Retailer 10HK$8,787 HKD
Retailer 16HK$9,507 HKD
Retailer 11HK$9,816 HKD
Retailer 7HK$13,902 HKD
Retailer 8HK$14,291 HKD
Retailer 13HK$16,013 HKD
Retailer 2HK$19,011 HKD
Retailer 14HK$20,924 HKD
Retailer 15HK$21,157 HKD
Retailer 12HK$21,819 HKD
Retailer 6HK$25,232 HKD
Retailer 9HK$25,837 HKD
Retailer 3HK$30,517 HKD
Rare CaratHK$32,520 HKD

20 data points across 16 retailers

16 retailersHK$5,924 HKD to HK$32,520 HKD

A
Cheapest Retailer
-
HK$5,924 HKD
$755 USD
Final sale: no returns
A
Retailer 2
-
HK$7,532 HKD
$960 USD
View
A
Retailer 3
-
HK$8,787 HKD
$1,120 USD
View
A
Retailer 4
-
HK$9,507 HKD
€1,154 EUR
View
A
Retailer 5
-
HK$9,816 HKD
£985 GBP
View
A
Retailer 6
-
HK$13,902 HKD
A$2,726 AUD
View
A
Retailer 7
-
HK$14,291 HKD
ZAR 29,427 ZAR
View
A
Retailer 8
-
HK$16,013 HKD
$2,041 USD
View
B+
Retailer 9
-
HK$19,011 HKD
£1,908 GBP
View
B+
Retailer 10
-
HK$20,924 HKD
$2,667 USD
View
B+
Retailer 11
-
HK$21,157 HKD
$2,697 USD
View
B+
Retailer 12
-
HK$21,819 HKD
$2,781 USD
View
B+
Retailer 13
-
HK$25,232 HKD
SGD 4,346 SGD
View
B
Retailer 14
-
HK$25,837 HKD
£2,593 GBP
View
B
Retailer 15
-
HK$30,517 HKD
A$5,984 AUD
View
Most Expensive
B
Rare Carat
CN200-28A · Nov 1
HK$32,520 HKD
$4,145 USD
View
15 more retailers have this diamond
Prices start from HK$5,924 HKDSave up to HK$26,597 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 Cushion
HK$5,924 HKD