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Cushion|Lab Grown|IGI

1.65ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG811660159

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811660159

Diamond specifications and retailer prices

From $769 NZD
€413 EUR
As of October 31, 2026
Save $1,133 NZD (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,902 NZD at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.65ct lab-grown cushion diamond

This 1.65ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811660159 or 811660159. Listed at 8 retailers as of October 30, 2026, with prices from $769 to $1,902, a $1,133 spread on the same certified stone. With Clarity lists it at $1,902. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811660159
Dimensions8.37 × 6.03 × 4.11 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.37 mm6.03 mm1.65 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811660159
Side View
Table 63.0%Crown 36°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 68.2%

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: $769 NZD|Low: $511 NZD|High: $2,044 NZD|Avg: $1,425 NZD|-4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
With Clarity
October 31, 2026
Retailer 4$511 NZD
Retailer 1$769 NZD
Retailer 6$1,052 NZD
Retailer 2$1,066 NZD
Retailer 5$1,705 NZD
Retailer 3$1,832 NZD
Retailer 7$1,899 NZD
With Clarity$1,902 NZD

24 data points across 8 retailers

8 retailers$769 NZD to $1,902 NZD

Retailer 1
-
$511 NZD
£227 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
$769 NZD
€413 EUR
View
A
Retailer 3
-
$1,052 NZD
$593 USD
View
A
Retailer 4
-
$1,066 NZD
A$924 AUD
View
B+
Retailer 5
-
$1,705 NZD
$961 USD
View
B+
Retailer 6
-
$1,832 NZD
£813 GBP
View
Retailer 7
-
$1,899 NZD
SGD 1,446 SGD
View
Price last confirmed 19 days ago
Most Expensive
B+
With Clarity
811660159 · Oct 30
$1,902 NZD
$1,072 USD
View
7 more retailers have this diamond
Prices start from $769 NZDSave up to $1,133 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
1.65ct Cushion
$769 NZD