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Cushion|Lab Grown|IGI

3.89ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG823637359

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

Certificate IGI LG823637359

Diamond specifications and retailer prices

From $735 AUD
$516 USD
As of October 28, 2026
Save $292 AUD (28%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,735 AUD at Brilliance · As of October 5, 2026
View at Brilliance

About this 3.89ct lab-grown cushion diamond

This 3.89ct 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 LG823637359 or 823637359. Listed at 3 retailers as of October 26, 2026, with a 40% 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

3.89
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823637359
Dimensions9.24 × 9.03 × 6.15 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.24 mm9.03 mm3.89 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823637359
Side View
Table 61.0%Crown 34.5°Girdle: THN-STKPavilion 40°Culet: NoneDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $2,735 AUD|Low: $716 AUD|High: $6,391 AUD|Avg: $2,872 AUD|-9.7%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 27, 2026
Retailer 2$735 AUD
Retailer 5$1,004 AUD
Retailer 3$1,026 AUD
Retailer 6$1,426 AUD
Brilliance$2,735 AUD
Retailer 8$3,034 AUD
Retailer 7$5,709 AUD
Retailer 4$6,391 AUD

13 data points across 8 retailers

3 retailers$735 AUD to $1,026 AUD

A
Cheapest Retailer
-
$735 AUD
$516 USD
Final sale: no returns
B+
Retailer 2
-
$1,026 AUD
$721 USD
View
Most Expensive
Brilliance
D45376135 · Oct 5
$2,735 AUD
$1,921 USD
View
Price last confirmed 27 days ago
2 more retailers have this diamond
Prices start from $735 AUDSave up to $292 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
3.89ct Cushion
$735 AUD