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Cushion|Lab Grown|IGI

3.15ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG846662143

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG846662143

Diamond specifications and retailer prices

From $1,288 AUD
$905 USD
As of October 31, 2026
Save $8,701 AUD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,990 AUD at Frank Darling · As of October 31, 2026
View at Frank Darling

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 LG846662143 or 846662143. Listed at 12 retailers as of October 31, 2026, with prices from $1,288 to $9,990, a $8,701 spread on the same certified stone. Frank Darling lists it at $9,990. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662143
Dimensions9.93 × 6.83 × 4.41 mm
L/W Ratio1.45
Culet sizeLarge
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
9.93 mm6.83 mm3.15 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662143
Side View
Table 61.0%Crown 31°Girdle: STK-THKPavilion 39.6°Culet: LargeDepth 64.6%

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: Oct 31
Current: $9,990 AUD|Low: $1,288 AUD|High: $9,990 AUD|Avg: $4,417 AUD|+0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8$1,288 AUD
Retailer 11$1,419 AUD
Retailer 12$1,805 AUD
Retailer 2$1,855 AUD
Retailer 9$2,366 AUD
Retailer 6$2,764 AUD
Retailer 7$4,833 AUD
Retailer 3$5,474 AUD
Retailer 5$5,639 AUD
Retailer 4$7,588 AUD
Retailer 10$8,485 AUD
Frank Darling$9,990 AUD

11 data points across 12 retailers

12 retailers$1,288 AUD to $9,990 AUD

A
Cheapest Retailer
-
$1,288 AUD
$905 USD
A
Retailer 2
-
$1,419 AUD
$997 USD
View
A
Retailer 3
-
$1,805 AUD
$1,268 USD
View
A
Retailer 4
-
$1,855 AUD
€1,241 EUR
View
A
Retailer 5
-
$2,366 AUD
$1,662 USD
View
A
Retailer 6
-
$2,764 AUD
View
B
Retailer 7
-
$4,833 AUD
£2,673 GBP
View
Retailer 8
-
$5,474 AUD
$3,845 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$5,639 AUD
View
B
Retailer 10
-
$7,588 AUD
$5,330 USD
View
B
Retailer 11
-
$8,485 AUD
$5,960 USD
View
Most Expensive
B
Frank Darling
P91M-1EL · Oct 31
$9,990 AUD
$7,017 USD
View
11 more retailers have this diamond
Prices start from $1,288 AUDSave up to $8,701 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
$1,288 AUD