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Cushion|Lab Grown|IGI

3.97ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG810610725

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG810610725

Diamond specifications and retailer prices

From $716 AUD
$502 USD
As of November 1, 2026
Save $4,863 AUD (87%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,579 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.97ct lab-grown cushion diamond

This 3.97ct 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 LG810610725 or 810610725. Listed at 4 retailers as of November 1, 2026, with prices from $716 to $5,579, a $4,863 spread on the same certified stone. Brilliant Earth lists it at $5,579. 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

3.97
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810610725
Dimensions10.93 × 8.32 × 5.57 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.93 mm8.32 mm3.97 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810610725
Side View
Table 63.0%Crown 36.2°Girdle: MED-THKPavilion 36.5°Culet: NoneDepth 66.9%

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: Nov 1
Current: $5,579 AUD|Low: $716 AUD|High: $5,765 AUD|Avg: $2,460 AUD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4$716 AUD
Retailer 6$828 AUD
Retailer 10$1,251 AUD
Retailer 2$1,359 AUD
Retailer 11$1,726 AUD
Retailer 7$2,218 AUD
Retailer 8$2,299 AUD
Retailer 9$2,686 AUD
Retailer 3$3,340 AUD
Retailer 5$4,281 AUD
Brilliant Earth$5,579 AUD

38 data points across 11 retailers

4 retailers$716 AUD to $5,579 AUD

A
Cheapest Retailer
-
$716 AUD
$502 USD
Final sale: no returns
A
Retailer 2
-
$1,359 AUD
£750 GBP
View
B+
Retailer 3
-
$4,281 AUD
$3,000 USD
View
Most Expensive
B
Brilliant Earth
20311381A · Nov 2
$5,579 AUD
$3,910 USD
View
3 more retailers have this diamond
Prices start from $716 AUDSave up to $4,863 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
3.97ct Cushion
$716 AUD