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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 $1,606 NZD
$905 USD
As of October 31, 2026
Save $10,845 NZD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $12,451 NZD 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 $1,606 to $12,451, a $10,845 spread on the same certified stone. Frank Darling lists it at $12,451. 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: $12,451 NZD|Low: $1,606 NZD|High: $12,451 NZD|Avg: $5,510 NZD|+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
November 1, 2026
Retailer 8$1,606 NZD
Retailer 11$1,769 NZD
Retailer 12$2,250 NZD
Retailer 5$2,312 NZD
Retailer 9$2,949 NZD
Retailer 7$3,445 NZD
Retailer 2$5,989 NZD
Retailer 3$6,822 NZD
Retailer 6$7,028 NZD
Retailer 4$9,457 NZD
Retailer 10$10,575 NZD
Frank Darling$12,451 NZD

12 data points across 12 retailers

12 retailers$1,606 NZD to $12,451 NZD

A
Cheapest Retailer
-
$1,606 NZD
$905 USD
A
Retailer 2
-
$1,769 NZD
$997 USD
View
A
Retailer 3
-
$2,250 NZD
$1,268 USD
View
A
Retailer 4
-
$2,312 NZD
€1,241 EUR
View
A
Retailer 5
-
$2,949 NZD
$1,662 USD
View
A
Retailer 6
-
$3,445 NZD
A$2,987 AUD
View
B
Retailer 7
-
$5,989 NZD
£2,658 GBP
View
Retailer 8
-
$6,822 NZD
$3,845 USD
View
Price last confirmed 11 days ago
B
Retailer 9
-
$7,028 NZD
A$6,094 AUD
View
B
Retailer 10
-
$9,457 NZD
$5,330 USD
View
B
Retailer 11
-
$10,575 NZD
$5,960 USD
View
Most Expensive
B
Frank Darling
P91M-1EL · Oct 31
$12,451 NZD
$7,017 USD
View
11 more retailers have this diamond
Prices start from $1,606 NZDSave up to $10,845 NZD

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
$1,606 NZD