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Cushion|Lab Grown|IGI

3.15ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG823652001

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG823652001

Diamond specifications and retailer prices

From $1,095 AUD
$769 USD
As of October 31, 2026
Save $3,396 AUD (76%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,808 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.15ct lab-grown cushion diamond

This 3.15ct 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 LG823652001 or 823652001. Listed at 17 retailers as of October 29, 2026, with a 310% 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

3.15
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823652001
Dimensions9.89 × 7.56 × 5.10 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.89 mm7.56 mm3.15 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823652001
Side View
Table 65.0%Crown 40.3°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 67.5%

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 31
Current: $5,808 AUD|Low: $1,095 AUD|High: $5,808 AUD|Avg: $2,827 AUD
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
October 31, 2026
Retailer 10$1,095 AUD
Retailer 8$1,157 AUD
Retailer 12$1,388 AUD
Retailer 15$1,630 AUD
Retailer 9$1,758 AUD
Retailer 11$1,815 AUD
Retailer 14$2,570 AUD
Retailer 5$2,641 AUD
Retailer 3$3,014 AUD
Retailer 7$3,558 AUD
Retailer 6$3,696 AUD
Retailer 13$3,817 AUD
Retailer 2$3,910 AUD
Retailer 16$4,052 AUD
Retailer 4$4,491 AUD
Rare Carat$5,808 AUD

20 data points across 16 retailers

17 retailers$1,095 AUD to $4,491 AUD

A
Cheapest Retailer
-
$1,095 AUD
$769 USD
Final sale: no returns
Retailer 2
-
$1,157 AUD
$813 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,388 AUD
$975 USD
View
A
Retailer 4
-
$1,630 AUD
$1,145 USD
View
A
Retailer 5
-
$1,758 AUD
€1,176 EUR
View
A
Retailer 6
-
$1,815 AUD
£1,004 GBP
View
A
Retailer 7
-
$2,570 AUD
View
A
Retailer 8
-
$2,641 AUD
ZAR 29,974 ZAR
View
A
Retailer 9
-
$3,014 AUD
$2,117 USD
View
B+
Retailer 10
-
$3,558 AUD
£1,968 GBP
View
B+
Retailer 11
-
$3,696 AUD
$2,596 USD
View
B+
Retailer 12
-
$3,817 AUD
SGD 3,623 SGD
View
B+
Retailer 13
-
$3,910 AUD
$2,746 USD
View
B+
Retailer 14
-
$4,052 AUD
$2,846 USD
View
B+
Retailer 15
-
$4,491 AUD
£2,484 GBP
View
Retailer 16
-
$5,710 AUD
View
Price last confirmed 23 days ago
Most Expensive
Rare Carat
CN200-16A · Oct 21
$5,808 AUD
$4,080 USD
View
Price last confirmed 10 days ago
16 more retailers have this diamond
Prices start from $1,095 AUDSave up to $3,396 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
3.15ct Cushion
$1,095 AUD