CaratHunter
Plans
Cushion|Lab Grown|IGI

1.43ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG818660215

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818660215

Diamond specifications and retailer prices

From $373 AUD
$262 USD
As of October 30, 2026
Save $1,520 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,893 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.43ct lab-grown cushion diamond

This 1.43ct 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 LG818660215 or 818660215. Listed at 14 retailers as of October 29, 2026, with prices from $373 to $1,893, a $1,520 spread on the same certified stone. Brilliant Earth lists it at $1,893. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818660215
Dimensions8.09 × 5.76 × 3.81 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.09 mm5.76 mm1.43 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818660215
Side View
Table 57.0%Crown 33.4°Girdle: STK-THKPavilion 35.1°Culet: NoneDepth 66.1%

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: Oct 30
Current: $1,893 AUD|Low: $352 AUD|High: $1,950 AUD|Avg: $1,038 AUD|-2.9%
Brilliant Earth
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
October 31, 2026
Retailer 11$373 AUD
Retailer 5$390 AUD
Retailer 2$676 AUD
Retailer 7$698 AUD
Retailer 12$699 AUD
Retailer 13$709 AUD
Retailer 8$779 AUD
Retailer 15$1,006 AUD
Retailer 14$1,073 AUD
Retailer 9$1,082 AUD
Retailer 3$1,333 AUD
Retailer 4$1,400 AUD
Retailer 10$1,662 AUD
Retailer 6$1,765 AUD
Brilliant Earth$1,893 AUD

42 data points across 15 retailers

14 retailers$373 AUD to $1,893 AUD

A
Cheapest Retailer
-
$373 AUD
$262 USD
Final sale: no returns
A
Retailer 2
-
$390 AUD
$274 USD
View
A
Retailer 3
-
$676 AUD
€452 EUR
View
A
Retailer 4
-
$699 AUD
$491 USD
View
A
Retailer 5
-
$709 AUD
ZAR 8,041 ZAR
View
A
Retailer 6
-
$779 AUD
£431 GBP
View
B+
Retailer 7
-
$1,006 AUD
View
B+
Retailer 8
-
$1,073 AUD
$754 USD
View
B+
Retailer 9
-
$1,082 AUD
$760 USD
View
B+
Retailer 10
-
$1,333 AUD
SGD 1,265 SGD
View
B+
Retailer 11
-
$1,400 AUD
$984 USD
View
B
Retailer 12
-
$1,662 AUD
£919 GBP
View
Retailer 13
-
$1,765 AUD
$1,240 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21421638A · Oct 29
$1,893 AUD
$1,330 USD
View
13 more retailers have this diamond
Prices start from $373 AUDSave up to $1,520 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
1.43ct Cushion
$373 AUD