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Cushion|Lab Grown|IGI

3.91ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG811693094

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811693094

Diamond specifications and retailer prices

From $705 AUD
$495 USD
As of October 31, 2026
Save $631 AUD (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,207 AUD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 3.91ct lab-grown cushion diamond

This 3.91ct 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 LG811693094 or 811693094. Listed at 3 retailers as of October 31, 2026, with a 90% 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

3.91
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811693094
Dimensions11.23 × 8.06 × 5.33 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
11.23 mm8.06 mm3.91 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811693094
Side View
Table 62.0%Crown 36.3°Girdle: MED-THKPavilion 35.2°Culet: NoneDepth 66.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $4,207 AUD|Low: $705 AUD|High: $4,249 AUD|Avg: $1,925 AUD|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3$705 AUD
Retailer 4$1,011 AUD
Retailer 7$1,229 AUD
Retailer 2$1,336 AUD
Retailer 5$2,229 AUD
Retailer 6$2,644 AUD
Rare Carat$4,207 AUD

37 data points across 7 retailers

3 retailers$705 AUD to $1,336 AUD

A
Cheapest Retailer
-
$705 AUD
$495 USD
Final sale: no returns
A
Retailer 2
-
$1,336 AUD
£739 GBP
View
Most Expensive
Rare Carat
811693094 · Oct 19
$4,207 AUD
$2,955 USD
View
Price last confirmed 14 days ago
2 more retailers have this diamond
Prices start from $705 AUDSave up to $631 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
3.91ct Cushion
$705 AUD