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Cushion|Lab Grown|IGI

1.31ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG772603946

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG772603946

Diamond specifications and retailer prices

From $634 AUD
$445 USD
As of November 1, 2026
Save $2,116 AUD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,854 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.31ct lab-grown cushion diamond

This 1.31ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG772603946 or 772603946. Listed at 14 retailers as of November 1, 2026, with a 334% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772603946
Dimensions8.09 × 5.94 × 3.65 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm5.94 mm1.31 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772603946
Side View
Table 56.0%Crown 34.4°Girdle: MED-STKPavilion 37.7°Culet: LargeDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $634 AUD|Low: $612 AUD|High: $4,854 AUD|Avg: $1,338 AUD|-14.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 1$634 AUD
Retailer 2$766 AUD
Retailer 8$769 AUD
Retailer 3$887 AUD
Retailer 11$900 AUD
Retailer 5$1,234 AUD
Retailer 7$1,286 AUD
Retailer 10$1,679 AUD
Retailer 6$1,824 AUD
Retailer 9$2,191 AUD
Retailer 4$2,750 AUD

43 data points across 11 retailers

14 retailers$634 AUD to $2,750 AUD

A
Cheapest Retailer
-
$634 AUD
$445 USD
Final sale: no returns
A
Retailer 2
-
$766 AUD
$538 USD
View
A
Retailer 3
-
$769 AUD
$540 USD
View
A
Retailer 4
-
$887 AUD
$623 USD
View
B+
Retailer 5
-
$900 AUD
$632 USD
View
B+
Retailer 6
-
$1,234 AUD
£682 GBP
View
B+
Retailer 7
-
$1,286 AUD
ZAR 14,596 ZAR
View
Retailer 8
-
$1,679 AUD
View
Price last confirmed 27 days ago
B
Retailer 9
-
$1,824 AUD
View
B
Retailer 10
-
$2,191 AUD
£1,212 GBP
View
B
Retailer 11
-
$2,524 AUD
$1,773 USD
View
B
Retailer 12
-
$2,622 AUD
$1,842 USD
View
B
Retailer 13
-
$2,750 AUD
£1,521 GBP
View
Most Expensive
Do Amore Diamonds
27-915A488BA · Nov 1
$4,854 AUD
$3,410 USD
View
Price under review
13 more retailers have this diamond
Prices start from $634 AUDSave up to $2,116 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
1.31ct Cushion
$634 AUD