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 $384 USD
HK$3,000 HKD
As of October 30, 2026
Save $1,466 USD (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,850 USD 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 $384 to $1,850, a $1,466 spread on the same certified stone. Brilliant Earth lists it at $1,850. 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
Color
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 30
Current: $1,850 USD|Low: $311 USD|High: $1,870 USD|Avg: $885 USD|-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 30, 2026
Retailer 5$311 USD
Retailer 10$465 USD
Retailer 9$592 USD
Retailer 2$607 USD
Retailer 6$618 USD
Retailer 3$624 USD
Retailer 8$801 USD
Retailer 12$878 USD
Retailer 4$1,111 USD
Retailer 13$1,228 USD
Retailer 11$1,365 USD
Retailer 7$1,388 USD
Brilliant Earth$1,850 USD

43 data points across 13 retailers

17 retailers$384 USD to $1,850 USD

Retailer 1
-
$311 USD
Price last confirmed 11 days ago
Final sale: no returns
A
Retailer 2
-
$384 USD
HK$3,000 HKD
View
A
Retailer 3
-
$465 USD
View
A
Retailer 4
-
$465 USD
View
A
Retailer 5
-
$592 USD
ZAR 9,565 ZAR
View
A
Retailer 6
-
$607 USD
£478 GBP
View
A
Retailer 7
-
$618 USD
€589 EUR
View
A
Retailer 8
-
$624 USD
View
B+
Retailer 9
-
$801 USD
A$1,233 AUD
View
B+
Retailer 10
-
$878 USD
View
B+
Retailer 11
-
$1,111 USD
SGD 1,501 SGD
View
B
Retailer 12
-
$1,158 USD
View
B+
Retailer 13
-
$1,228 USD
View
Retailer 14
-
$1,365 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$1,388 USD
£1,093 GBP
View
B
Retailer 16
-
$1,442 USD
View
Most Expensive
B
Brilliant Earth
21385891A · Oct 29
$1,850 USD
View
16 more retailers have this diamond
Prices start from $384 USDSave up to $1,466 USD

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
$384 USD