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Cushion|Lab Grown|IGI

1.20ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG828671647

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG828671647

Diamond specifications and retailer prices

From $359 AUD
$252 USD
As of October 30, 2026
Save $2,730 AUD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,089 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown cushion diamond

This 1.2ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828671647 or 828671647. Listed at 14 retailers as of October 30, 2026, with prices from $359 to $3,089, a $2,730 spread on the same certified stone. Do Amore Diamonds lists it at $3,089. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828671647
Dimensions7.40 × 5.69 × 3.69 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.40 mm5.69 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828671647
Side View
Table 63.0%Crown 34°Girdle: MED-THKPavilion 37.5°Culet: NoneDepth 64.9%

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: $3,089 AUD|Low: $359 AUD|High: $3,303 AUD|Avg: $1,097 AUD|+23.3%
Do Amore Diamonds
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
October 30, 2026
Retailer 14$359 AUD
Retailer 4$421 AUD
Retailer 13$485 AUD
Retailer 11$532 AUD
Retailer 5$690 AUD
Retailer 7$755 AUD
Retailer 2$836 AUD
Retailer 6$961 AUD
Retailer 9$1,059 AUD
Retailer 8$1,070 AUD
Retailer 3$1,656 AUD
Retailer 10$1,765 AUD
Retailer 12$1,814 AUD
Do Amore Diamonds$3,089 AUD

40 data points across 14 retailers

14 retailers$359 AUD to $3,089 AUD

A
Cheapest Retailer
-
$359 AUD
$252 USD
Final sale: no returns
Retailer 2
-
$421 AUD
$296 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$485 AUD
$341 USD
View
A
Retailer 4
-
$532 AUD
$374 USD
View
B+
Retailer 5
-
$755 AUD
ZAR 8,571 ZAR
View
B+
Retailer 6
-
$836 AUD
£462 GBP
View
Retailer 7
-
$961 AUD
$675 USD
View
Price last confirmed 16 days ago
B+
Retailer 8
-
$1,059 AUD
View
B+
Retailer 9
-
$1,070 AUD
View
B
Retailer 10
-
$1,656 AUD
$1,164 USD
View
B
Retailer 11
-
$1,765 AUD
£976 GBP
View
B
Retailer 12
-
$1,814 AUD
$1,275 USD
View
B
Retailer 13
-
$2,506 AUD
$1,760 USD
View
Most Expensive
B
Do Amore Diamonds
27-80976C256 · Oct 30
$3,089 AUD
$2,170 USD
View
13 more retailers have this diamond
Prices start from $359 AUDSave up to $2,730 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
1.20ct Cushion
$359 AUD