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Cushion|Lab Grown|IGI

1.50ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG669434234

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG669434234

Diamond specifications and retailer prices

From $568 USD
As of November 1, 2026
Save $797 USD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,379 USD at MOH London · As of October 25, 2026
View at MOH London

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG669434234 or 669434234. Listed at 13 retailers as of November 1, 2026, with a 140% 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

1.50
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669434234
Dimensions6.78 × 6.67 × 4.46 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
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
6.78 mm6.67 mm1.50 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669434234
Side View
Table 66.0%Crown 34.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 66.9%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $1,379 USD|Low: $344 USD|High: $1,393 USD|Avg: $811 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 12$344 USD
Retailer 10$365 USD
Retailer 3$568 USD
Retailer 7$570 USD
Retailer 5$592 USD
Retailer 4$604 USD
Retailer 2$605 USD
Retailer 6$798 USD
Retailer 11$1,322 USD
Retailer 8$1,341 USD
Retailer 9$1,365 USD
MOH London$1,379 USD

39 data points across 12 retailers

13 retailers$568 USD to $1,365 USD

Retailer 1
-
$344 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$568 USD
View
A
Retailer 3
-
$570 USD
View
A
Retailer 4
-
$592 USD
View
A
Retailer 5
-
$604 USD
View
A
Retailer 6
-
$605 USD
View
A
Retailer 7
-
$624 USD
View
Retailer 8
-
$798 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$1,155 USD
View
B
Retailer 10
-
$1,322 USD
View
B
Retailer 11
-
$1,341 USD
View
B
Retailer 12
-
$1,365 USD
View
Most Expensive
MOH London
LG669434234 · Oct 25
$1,379 USD
£1,086 GBP
View
Price last confirmed 12 days ago
12 more retailers have this diamond
Prices start from $568 USDSave up to $797 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
$568 USD