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Cushion|Lab Grown|IGI

3.09ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG665445498

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG665445498

Diamond specifications and retailer prices

From $827 USD
As of October 29, 2026
Save $8,403 USD (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,230 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG665445498 or 665445498. Listed at 20 retailers as of October 29, 2026, with prices from $827 to $9,230, a $8,403 spread on the same certified stone. Brilliant Earth lists it at $9,230. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665445498
Dimensions8.02 × 8.02 × 5.21 mm
L/W Ratio1.00
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
8.02 mm8.02 mm3.09 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665445498
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 65.0%

Caratlytics Score

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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: Oct 29
Current: $9,230 USD|Low: $827 USD|High: $9,230 USD|Avg: $2,500 USD
Brilliant Earth
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 14$827 USD
Retailer 15$1,010 USD
Retailer 16$1,037 USD
Retailer 7$1,160 USD
Retailer 3$1,285 USD
Retailer 11$1,372 USD
Retailer 2$1,378 USD
Retailer 17$1,937 USD
Retailer 13$1,993 USD
Retailer 4$2,064 USD
Retailer 9$2,175 USD
Retailer 5$2,917 USD
Retailer 10$2,959 USD
Retailer 8$3,018 USD
Retailer 6$3,212 USD
Retailer 12$3,388 USD
Retailer 18$3,940 USD
Brilliant Earth$9,230 USD

36 data points across 18 retailers

20 retailers$827 USD to $9,230 USD

A
Cheapest Retailer
-
$827 USD
Final sale: no returns
A
Retailer 2
-
$1,010 USD
View
A
Retailer 3
-
$1,037 USD
HK$8,100 HKD
View
A
Retailer 4
-
$1,160 USD
View
A
Retailer 5
-
$1,285 USD
View
A
Retailer 6
-
$1,372 USD
€1,307 EUR
View
Retailer 7
-
$1,375 USD
£1,083 GBP
View
Price last confirmed 14 days ago
A
Retailer 8
-
$1,378 USD
£1,085 GBP
View
Retailer 9
-
$1,937 USD
A$2,980 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$1,993 USD
ZAR 32,196 ZAR
View
B+
Retailer 11
-
$2,064 USD
View
B+
Retailer 12
-
$2,175 USD
View
Retailer 13
-
$2,911 USD
£2,292 GBP
View
Price last confirmed 28 days ago
B+
Retailer 14
-
$2,917 USD
View
B+
Retailer 15
-
$2,959 USD
View
B+
Retailer 16
-
$3,018 USD
SGD 4,079 SGD
View
B+
Retailer 17
-
$3,212 USD
View
B+
Retailer 18
-
$3,388 USD
£2,668 GBP
View
Retailer 19
-
$3,940 USD
A$6,061 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
12699216A · Oct 29
$9,230 USD
View
19 more retailers have this diamond
Prices start from $827 USDSave up to $8,403 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
$827 USD