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Cushion|Lab Grown|IGI

3.09ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG681578536

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG681578536

Diamond specifications and retailer prices

From $1,498 AUD
As of November 4, 2026
Save $11,588 AUD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,086 AUD at Brilliant Earth · As of November 1, 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 LG681578536 or 681578536. Listed at 19 retailers as of November 1, 2026, with prices from $1,498 to $13,086, a $11,588 spread on the same certified stone. Brilliant Earth lists it at $13,086. 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 angle34.5°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681578536
Dimensions9.66 × 7.99 × 5.18 mm
L/W Ratio1.21
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
9.66 mm7.99 mm3.09 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681578536
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 36°Culet: NoneDepth 64.8%

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 4
Current: $13,086 AUD|Low: $1,316 AUD|High: $13,086 AUD|Avg: $4,028 AUD
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
November 5, 2026
Retailer 13$1,498 AUD
Retailer 18$1,654 AUD
Retailer 7$1,785 AUD
Retailer 9$1,933 AUD
Retailer 3$2,274 AUD
Retailer 12$2,295 AUD
Retailer 4$2,312 AUD
Retailer 14$2,412 AUD
Retailer 17$3,398 AUD
Retailer 15$3,498 AUD
Retailer 10$3,876 AUD
Retailer 6$4,502 AUD
Retailer 2$5,092 AUD
Retailer 11$5,366 AUD
Retailer 8$5,621 AUD
Retailer 19$5,681 AUD
Retailer 16$5,738 AUD
Retailer 5$10,435 AUD
Brilliant Earth$13,086 AUD

38 data points across 19 retailers

19 retailers$1,498 AUD to $13,086 AUD

A
Cheapest Retailer
-
$1,498 AUD
Final sale: no returns
A
Retailer 2
-
$1,654 AUD
View
A
Retailer 3
-
$1,785 AUD
View
A
Retailer 4
-
$1,933 AUD
View
A
Retailer 5
-
$2,274 AUD
View
A
Retailer 6
-
$2,295 AUD
View
A
Retailer 7
-
$2,312 AUD
View
A
Retailer 8
-
$2,412 AUD
View
B+
Retailer 9
-
$3,398 AUD
View
B+
Retailer 10
-
$3,498 AUD
View
B+
Retailer 11
-
$3,876 AUD
View
B+
Retailer 12
-
$4,502 AUD
View
B+
Retailer 13
-
$5,092 AUD
View
B
Retailer 14
-
$5,366 AUD
View
B
Retailer 15
-
$5,621 AUD
View
Retailer 16
-
$5,681 AUD
View
Price last confirmed 15 days ago
B+
Retailer 17
-
$5,738 AUD
View
B
Retailer 18
-
$10,435 AUD
View
Most Expensive
B
Brilliant Earth
13509164Y · Nov 1
$13,086 AUD
$9,180 USD
View
18 more retailers have this diamond
Prices start from $1,498 AUDSave up to $11,588 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
$1,498 AUD