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Cushion|Lab Grown|IGI

10.18ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG821616894

Shape and cutting style on the report: Cushion antique brilliant

Certificate IGI LG821616894

Diamond specifications and retailer prices

From $15,431 NZD
£6,848 GBP
As of November 1, 2026
Save $32,568 NZD (68%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $47,998 NZD at Adiamor · As of October 31, 2026
View at Adiamor

About this 10.18ct lab-grown cushion diamond

This 10.18ct 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 LG821616894 or 821616894. Listed at 4 retailers as of October 31, 2026, with prices from $15,431 to $47,998, a $32,568 spread on the same certified stone. Adiamor lists it at $47,998. 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

10.18
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821616894
Dimensions14.68 × 10.27 × 7.17 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizeLarge
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
14.68 mm10.27 mm10.18 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821616894
Side View
Table 59.0%Crown 41.8°Girdle: Extremely ThickPavilion 36.4°Culet: LargeDepth 69.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $47,998 NZD|Low: $15,337 NZD|High: $47,998 NZD|Avg: $31,182 NZD
Adiamor
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 2$15,431 NZD
Retailer 3$19,012 NZD
Retailer 4$43,000 NZD
Adiamor$47,998 NZD

32 data points across 4 retailers

4 retailers$15,431 NZD to $47,998 NZD

B+
Cheapest Retailer
-
$15,431 NZD
£6,848 GBP
B
Retailer 2
-
$19,012 NZD
$10,715 USD
View
B
Retailer 3
-
$43,000 NZD
$24,235 USD
View
Most Expensive
B
Adiamor
D-82317232 · Oct 31
$47,998 NZD
$27,052 USD
View
3 more retailers have this diamond
Prices start from $15,431 NZDSave up to $32,568 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.

B+
10.18ct Cushion
$15,431 NZD