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Cushion|Lab Grown|IGI

4.70ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG821658137

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

Certificate IGI LG821658137

Diamond specifications and retailer prices

From $1,079 AUD
£595 GBP
As of October 27, 2026
Save $6,841 AUD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,919 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.7ct lab-grown cushion diamond

This 4.7ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821658137 or 821658137. Listed at 21 retailers as of October 27, 2026, with prices from $1,079 to $7,919, a $6,841 spread on the same certified stone. Brilliant Earth lists it at $7,919. 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

4.70
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821658137
Dimensions9.36 × 9.34 × 6.10 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.36 mm9.34 mm4.70 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821658137
Side View
Table 63.0%Crown 34.3°Girdle: STK-THKPavilion 33.5°Culet: NoneDepth 65.3%

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 27
Current: $7,919 AUD|Low: $1,075 AUD|High: $7,919 AUD|Avg: $3,508 AUD
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 21$1,079 AUD
Retailer 7$1,244 AUD
Retailer 18$1,461 AUD
Retailer 3$1,541 AUD
Retailer 8$1,809 AUD
Retailer 2$1,904 AUD
Retailer 22$1,967 AUD
Retailer 9$2,086 AUD
Retailer 5$2,722 AUD
Retailer 16$2,733 AUD
Retailer 6$2,764 AUD
Retailer 17$3,186 AUD
Retailer 15$4,045 AUD
Retailer 10$4,142 AUD
Retailer 19$4,224 AUD
Retailer 14$4,403 AUD
Retailer 12$4,461 AUD
Retailer 4$4,846 AUD
Retailer 13$5,764 AUD
Retailer 20$5,984 AUD
Retailer 11$6,114 AUD
Brilliant Earth$7,919 AUD

30 data points across 22 retailers

21 retailers$1,079 AUD to $7,919 AUD

A
Cheapest Retailer
-
$1,079 AUD
£595 GBP
A
Retailer 2
-
$1,461 AUD
HK$8,000 HKD
View
Retailer 3
-
$1,541 AUD
$1,080 USD
View
Price last confirmed 5 days ago
A
Retailer 4
-
$1,809 AUD
$1,268 USD
View
A
Retailer 5
-
$1,904 AUD
€1,271 EUR
View
A
Retailer 6
-
$1,967 AUD
£1,086 GBP
View
A
Retailer 7
-
$2,086 AUD
$1,462 USD
View
Retailer 8
-
$2,722 AUD
ZAR 30,820 ZAR
View
Price last confirmed 9 days ago
A
Retailer 9
-
$2,733 AUD
$1,915 USD
View
Retailer 10
-
$2,764 AUD
View
Price last confirmed 12 days ago
A
Retailer 11
-
$3,186 AUD
$2,233 USD
View
Retailer 12
-
$4,045 AUD
£2,232 GBP
View
Price last confirmed 17 days ago
Retailer 13
-
$4,142 AUD
$2,903 USD
View
Price last confirmed 8 days ago
A
Retailer 14
-
$4,224 AUD
SGD 4,000 SGD
View
B+
Retailer 15
-
$4,403 AUD
$3,086 USD
View
Price last confirmed 7 days ago
A
Retailer 16
-
$4,461 AUD
$3,126 USD
View
B+
Retailer 17
-
$4,846 AUD
£2,674 GBP
View
B+
Retailer 18
-
$5,764 AUD
View
B+
Retailer 19
-
$5,984 AUD
$4,194 USD
View
Retailer 20
-
$6,114 AUD
$4,285 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
20986800A · Oct 31
$7,919 AUD
$5,550 USD
View
20 more retailers have this diamond
Prices start from $1,079 AUDSave up to $6,841 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
4.70ct Cushion
$1,079 AUD