Cushion|Lab Grown|IGI

3.42ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG817646283

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

Certificate IGI LG817646283

Diamond specifications and retailer prices

From $459 USD
As of October 31, 2026
Save $414 USD (47%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $873 USD at 77 Diamonds · As of October 31, 2026
View at 77 Diamonds

About this 3.42ct lab-grown cushion diamond

This 3.42ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817646283 or 817646283. Listed at 2 retailers as of October 31, 2026, with prices from $459 to $873, a $414 spread on the same certified stone. 77 Diamonds lists it at $873. 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

3.42
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817646283
Dimensions8.73 × 8.68 × 5.88 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.73 mm8.68 mm3.42 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817646283
Side View
Table 59.0%Crown 33.8°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 67.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $873 USD|Low: $459 USD|High: $1,640 USD|Avg: $950 USD|+3.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 2$459 USD
Retailer 3$645 USD
Retailer 4$766 USD
77 Diamonds$873 USD
Retailer 5$1,640 USD

38 data points across 5 retailers

2 retailers$459 USD to $873 USD

A
Cheapest Retailer
-
$459 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
CUSCPCRANVSF6 · Oct 31
$873 USD
£687 GBP
View
1 more retailer has this diamond
Prices start from $459 USDSave up to $414 USD

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
3.42ct Cushion
$459 USD