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Cushion|Lab Grown|IGI

3.10ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG811691935

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811691935

Diamond specifications and retailer prices

From $1,018 NZD
$574 USD
As of October 31, 2026
Save $399 NZD (28%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,836 NZD at Brilliance · As of October 24, 2026
View at Brilliance

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811691935 or 811691935. Listed at 3 retailers as of October 31, 2026, with a 39% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.10
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811691935
Dimensions10.18 × 7.55 × 5.10 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.18 mm7.55 mm3.10 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811691935
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 67.5%

Caratlytics Score

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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: $3,836 NZD|Low: $1,018 NZD|High: $7,541 NZD|Avg: $3,080 NZD|-7.8%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 2$1,018 NZD
Retailer 3$1,418 NZD
Retailer 5$1,519 NZD
Retailer 4$1,762 NZD
Brilliance$3,836 NZD
Retailer 6$7,541 NZD

11 data points across 6 retailers

3 retailers$1,018 NZD to $1,418 NZD

A
Cheapest Retailer
-
$1,018 NZD
$574 USD
Final sale: no returns
B+
Retailer 2
-
$1,418 NZD
$799 USD
View
Most Expensive
Brilliance
D43573761 · Oct 24
$3,836 NZD
$2,162 USD
View
Price last confirmed 8 days ago
2 more retailers have this diamond
Prices start from $1,018 NZDSave up to $399 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
3.10ct Cushion
$1,018 NZD