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Cushion|Lab Grown|IGI

3.09ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG831602855

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG831602855

Diamond specifications and retailer prices

From $2,530 AUD
As of November 4, 2026
Save $10,371 AUD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,901 AUD at Brilliant Earth · As of November 4, 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 LG831602855 or 831602855. Listed at 21 retailers as of November 4, 2026, with prices from $2,530 to $12,901, a $10,371 spread on the same certified stone. Brilliant Earth lists it at $12,901. 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 angle42.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831602855
Dimensions9.37 × 7.65 × 5.00 mm
L/W Ratio1.22
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.37 mm7.65 mm3.09 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831602855
Side View
Table 53.0%Crown 42.5°Girdle: STK-THKPavilion 40.1°Culet: LargeDepth 65.4%

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: $12,901 AUD|Low: $2,530 AUD|High: $12,901 AUD|Avg: $5,491 AUD|+53.7%
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
Retailer 19
Retailer 20
November 5, 2026
Retailer 4$2,530 AUD
Retailer 5$2,621 AUD
Retailer 20$2,865 AUD
Retailer 8$3,028 AUD
Retailer 12$3,344 AUD
Retailer 13$3,678 AUD
Retailer 19$3,749 AUD
Retailer 18$3,976 AUD
Retailer 15$4,056 AUD
Retailer 17$5,920 AUD
Retailer 16$6,107 AUD
Retailer 9$6,321 AUD
Retailer 10$6,473 AUD
Retailer 3$6,624 AUD
Retailer 14$6,748 AUD
Retailer 2$7,467 AUD
Retailer 6$8,004 AUD
Retailer 7$8,763 AUD
Retailer 11$9,210 AUD
Brilliant Earth$12,901 AUD

35 data points across 20 retailers

21 retailers$2,530 AUD to $12,901 AUD

A
Cheapest Retailer
-
$2,530 AUD
Final sale: no returns
Retailer 2
-
$2,621 AUD
View
Price last confirmed 24 days ago
B+
Retailer 3
-
$2,865 AUD
View
B+
Retailer 4
-
$3,028 AUD
View
B+
Retailer 5
-
$3,344 AUD
View
B+
Retailer 6
-
$3,678 AUD
View
B+
Retailer 7
-
$3,749 AUD
View
B+
Retailer 8
-
$3,976 AUD
View
B+
Retailer 9
-
$4,056 AUD
View
B
Retailer 10
-
$5,920 AUD
View
B
Retailer 11
-
$6,107 AUD
View
B
Retailer 12
-
$6,321 AUD
View
B
Retailer 13
-
$6,473 AUD
View
Retailer 14
-
$6,624 AUD
View
Price last confirmed 28 days ago
B
Retailer 15
-
$6,748 AUD
View
B
Retailer 16
-
$7,467 AUD
View
B
Retailer 17
-
$8,004 AUD
View
B
Retailer 18
-
$8,763 AUD
View
B
Retailer 19
-
$9,210 AUD
View
B
Retailer 20
-
$9,559 AUD
View
Most Expensive
B
Brilliant Earth
21273030A · Nov 4
$12,901 AUD
$9,050 USD
View
20 more retailers have this diamond
Prices start from $2,530 AUDSave up to $10,371 AUD

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
$2,530 AUD