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Cushion|Lab Grown|IGI

1.50ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG786645157

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

Certificate IGI LG786645157

Diamond specifications and retailer prices

From $547 AUD
HK$3,000 HKD
As of October 31, 2026
Save $2,087 AUD (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,634 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786645157 or 786645157. Listed at 17 retailers as of October 29, 2026, with prices from $547 to $2,634, a $2,087 spread on the same certified stone. Brilliant Earth lists it at $2,634. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786645157
Dimensions6.55 × 6.49 × 4.39 mm
L/W Ratio1.01
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
6.55 mm6.49 mm1.50 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786645157
Side View
Table 64.0%Crown 33°Girdle: MED-THKPavilion 35.3°Culet: NoneDepth 67.6%

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 31
Current: $2,634 AUD|Low: $443 AUD|High: $2,662 AUD|Avg: $1,268 AUD|-1.1%
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
October 31, 2026
Retailer 5$443 AUD
Retailer 7$719 AUD
Retailer 11$843 AUD
Retailer 6$864 AUD
Retailer 2$874 AUD
Retailer 3$888 AUD
Retailer 10$1,141 AUD
Retailer 8$1,179 AUD
Retailer 4$1,581 AUD
Retailer 13$1,748 AUD
Retailer 12$1,943 AUD
Retailer 9$1,976 AUD
Brilliant Earth$2,634 AUD

42 data points across 13 retailers

17 retailers$547 AUD to $2,634 AUD

Retailer 1
-
$443 AUD
$311 USD
Price last confirmed 12 days ago
Final sale: no returns
A
Retailer 2
-
$547 AUD
HK$3,000 HKD
View
A
Retailer 3
-
$662 AUD
$465 USD
View
A
Retailer 4
-
$719 AUD
$505 USD
View
A
Retailer 5
-
$843 AUD
ZAR 9,565 ZAR
View
A
Retailer 6
-
$864 AUD
£478 GBP
View
A
Retailer 7
-
$874 AUD
€585 EUR
View
A
Retailer 8
-
$888 AUD
$624 USD
View
B+
Retailer 9
-
$1,141 AUD
View
B+
Retailer 10
-
$1,179 AUD
$828 USD
View
B+
Retailer 11
-
$1,581 AUD
SGD 1,501 SGD
View
B
Retailer 12
-
$1,649 AUD
$1,158 USD
View
B+
Retailer 13
-
$1,748 AUD
$1,228 USD
View
Retailer 14
-
$1,943 AUD
$1,365 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$1,976 AUD
£1,093 GBP
View
B
Retailer 16
-
$2,053 AUD
$1,442 USD
View
Most Expensive
B
Brilliant Earth
21385891A · Oct 29
$2,634 AUD
$1,850 USD
View
16 more retailers have this diamond
Prices start from $547 AUDSave up to $2,087 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
1.50ct Cushion
$547 AUD