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Cushion|Lab Grown|IGI

3.57ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG786628412

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786628412

Diamond specifications and retailer prices

From $1,513 AUD
$1,063 USD
As of October 29, 2026
Save $3,942 AUD (72%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $12,286 AUD at Brilliant Earth · As of September 23, 2026
View at Brilliant Earth

About this 3.57ct lab-grown cushion diamond

This 3.57ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786628412 or 786628412. Listed at 20 retailers as of October 29, 2026, with a 261% 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

3.57
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786628412
Dimensions10.79 × 7.87 × 10.79 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.79 mm7.87 mm3.57 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786628412
Side View
Table 63.0%Crown 33.5°Girdle: STK-THKPavilion 36.3°Culet: NoneDepth 67.5%

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 29
Current: $2,416 AUD|Low: $1,513 AUD|High: $6,423 AUD|Avg: $3,612 AUD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 5$1,513 AUD
Retailer 11$1,650 AUD
Retailer 17$1,822 AUD
Retailer 16$1,886 AUD
Retailer 4$1,980 AUD
Retailer 15$2,181 AUD
Retailer 1$2,416 AUD
Retailer 12$2,468 AUD
Retailer 3$3,084 AUD
Retailer 19$3,538 AUD
Retailer 2$3,560 AUD
Retailer 13$3,640 AUD
Retailer 7$4,339 AUD
Retailer 18$4,862 AUD
Retailer 8$5,103 AUD
Retailer 9$5,258 AUD
Retailer 14$5,344 AUD
Retailer 6$5,456 AUD
Retailer 10$6,128 AUD

32 data points across 19 retailers

20 retailers$1,513 AUD to $5,456 AUD

A
Cheapest Retailer
-
$1,513 AUD
$1,063 USD
Final sale: no returns
Retailer 2
-
$1,650 AUD
$1,159 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,822 AUD
HK$10,000 HKD
View
A
Retailer 4
-
$1,886 AUD
$1,325 USD
View
A
Retailer 5
-
$1,980 AUD
$1,391 USD
View
A
Retailer 6
-
$2,181 AUD
$1,532 USD
View
A
Retailer 7
-
$2,416 AUD
£1,336 GBP
View
A
Retailer 8
-
$2,468 AUD
€1,651 EUR
View
A
Retailer 9
-
$3,084 AUD
$2,166 USD
View
Retailer 10
-
$3,538 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$3,560 AUD
$2,501 USD
View
B+
Retailer 12
-
$3,640 AUD
ZAR 41,307 ZAR
View
B+
Retailer 13
-
$4,339 AUD
£2,400 GBP
View
B+
Retailer 14
-
$4,862 AUD
$3,415 USD
View
B+
Retailer 15
-
$5,103 AUD
$3,585 USD
View
B+
Retailer 16
-
$5,258 AUD
SGD 4,991 SGD
View
B+
Retailer 17
-
$5,344 AUD
£2,956 GBP
View
B+
Retailer 18
-
$5,456 AUD
$3,832 USD
View
Retailer 19
-
$6,128 AUD
View
Price last confirmed 28 days ago
Most Expensive
Brilliant Earth
20268737A · Sep 23
$12,286 AUD
$8,630 USD
View
Price last confirmed 37 days ago
19 more retailers have this diamond
Prices start from $1,513 AUDSave up to $3,942 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
3.57ct Cushion
$1,513 AUD