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 $757 USD
As of October 29, 2026
Save $2,565 USD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,145 USD at Rare Carat · As of October 21, 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 October 29, 2026, with a 339% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
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+
Exceptional
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: Oct 29
Current: $4,145 USD|Low: $757 USD|High: $4,145 USD|Avg: $2,061 USD
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
October 30, 2026
Retailer 11$757 USD
Retailer 5$975 USD
Retailer 2$1,125 USD
Retailer 12$1,224 USD
Retailer 7$1,256 USD
Retailer 6$1,789 USD
Retailer 3$1,822 USD
Retailer 9$2,042 USD
Retailer 13$2,438 USD
Retailer 10$2,706 USD
Retailer 8$2,791 USD
Retailer 4$3,228 USD
Retailer 14$3,322 USD
Rare Carat$4,145 USD

20 data points across 14 retailers

16 retailers$757 USD to $3,322 USD

A+
Cheapest Retailer
-
$757 USD
Final sale: no returns
A
Retailer 2
-
$975 USD
View
A
Retailer 3
-
$1,125 USD
View
A
Retailer 4
-
$1,224 USD
€1,166 EUR
View
A
Retailer 5
-
$1,256 USD
£989 GBP
View
Retailer 6
-
$1,789 USD
A$2,752 AUD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$1,822 USD
ZAR 29,427 ZAR
View
A
Retailer 8
-
$2,042 USD
View
B+
Retailer 9
-
$2,438 USD
£1,920 GBP
View
B+
Retailer 10
-
$2,706 USD
View
B+
Retailer 11
-
$2,750 USD
View
B+
Retailer 12
-
$2,791 USD
View
B+
Retailer 13
-
$3,228 USD
SGD 4,362 SGD
View
B
Retailer 14
-
$3,322 USD
£2,616 GBP
View
Retailer 15
-
$3,940 USD
A$6,061 AUD
View
Price last confirmed 22 days ago
Most Expensive
Rare Carat
CN200-28A · Oct 21
$4,145 USD
View
Price last confirmed 9 days ago
15 more retailers have this diamond
Prices start from $757 USDSave up to $2,565 USD

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
$757 USD