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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 $7,251 AUD
£4,011 GBP
As of November 1, 2026
Save $32,135 AUD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $39,387 AUD 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 $7,251 to $39,387, a $32,135 spread on the same certified stone. Adiamor lists it at $39,387. 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: $15,424 AUD|Low: $7,249 AUD|High: $20,531 AUD|Avg: $11,019 AUD|-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$7,251 AUD
Retailer 10$7,844 AUD
Retailer 9$8,126 AUD
Retailer 8$8,164 AUD
Retailer 4$10,358 AUD
Retailer 2$11,499 AUD
Retailer 7$12,559 AUD
Retailer 6$12,577 AUD
Retailer 5$15,272 AUD
Retailer 1$15,424 AUD

42 data points across 10 retailers

12 retailers$7,251 AUD to $39,387 AUD

A
Cheapest Retailer
-
$7,251 AUD
£4,011 GBP
A
Retailer 2
-
$7,844 AUD
$5,510 USD
View
Final sale: no returns
Retailer 3
-
$8,126 AUD
$5,708 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
$8,164 AUD
$5,735 USD
View
B+
Retailer 5
-
$10,358 AUD
£5,729 GBP
View
B+
Retailer 6
-
$11,499 AUD
£6,360 GBP
View
B+
Retailer 7
-
$12,559 AUD
$8,822 USD
View
B+
Retailer 8
-
$12,577 AUD
ZAR 142,727 ZAR
View
B+
Retailer 9
-
$15,272 AUD
$10,728 USD
View
B+
Retailer 10
-
$15,424 AUD
View
B
Retailer 11
-
$29,149 AUD
$20,476 USD
View
Most Expensive
B
Adiamor
D-77473794 · Oct 31
$39,387 AUD
$27,667 USD
View
11 more retailers have this diamond
Prices start from $7,251 AUDSave up to $32,135 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
10.38ct Cushion
$7,251 AUD