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Cushion|Lab Grown|IGI

10.38ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG731570831

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG731570831

Diamond specifications and retailer prices

From $9,038 NZD
£4,011 GBP
As of November 1, 2026
Save $40,052 NZD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $49,090 NZD at Adiamor · As of October 31, 2026
View at Adiamor

About this 10.38ct lab-grown cushion diamond

This 10.38ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG731570831 or 731570831. Listed at 12 retailers as of October 31, 2026, with prices from $9,038 to $49,090, a $40,052 spread on the same certified stone. Adiamor lists it at $49,090. 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

10.38
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731570831
Dimensions11.98 × 11.92 × 7.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.98 mm11.92 mm10.38 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731570831
Side View
Table 67.0%Crown 47.8°Girdle: STK-VTKPavilion 33.2°Culet: NoneDepth 66.8%

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 1
Current: $19,223 NZD|Low: $9,034 NZD|High: $25,589 NZD|Avg: $13,733 NZD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3$9,038 NZD
Retailer 10$9,776 NZD
Retailer 9$10,128 NZD
Retailer 8$10,176 NZD
Retailer 4$12,910 NZD
Retailer 2$14,331 NZD
Retailer 7$15,653 NZD
Retailer 6$15,676 NZD
Retailer 5$19,035 NZD
Retailer 1$19,223 NZD

42 data points across 10 retailers

12 retailers$9,038 NZD to $49,090 NZD

A
Cheapest Retailer
-
$9,038 NZD
£4,011 GBP
A
Retailer 2
-
$9,776 NZD
$5,510 USD
View
Final sale: no returns
Retailer 3
-
$10,128 NZD
$5,708 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
$10,176 NZD
$5,735 USD
View
B+
Retailer 5
-
$12,910 NZD
£5,729 GBP
View
B+
Retailer 6
-
$14,331 NZD
£6,360 GBP
View
B+
Retailer 7
-
$15,653 NZD
$8,822 USD
View
B+
Retailer 8
-
$15,676 NZD
ZAR 142,727 ZAR
View
B+
Retailer 9
-
$19,035 NZD
$10,728 USD
View
B+
Retailer 10
-
$19,223 NZD
A$16,668 AUD
View
B
Retailer 11
-
$36,330 NZD
$20,476 USD
View
Most Expensive
B
Adiamor
D-77473794 · Oct 31
$49,090 NZD
$27,667 USD
View
11 more retailers have this diamond
Prices start from $9,038 NZDSave up to $40,052 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
10.38ct Cushion
$9,038 NZD