Cushion|Lab Grown|IGI

1.51ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG800622063

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

Certificate IGI LG800622063

Diamond specifications and retailer prices

From $484 USD
As of November 4, 2026
Save $856 USD (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,340 USD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.51ct lab-grown cushion diamond

This 1.51ct 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 LG800622063 or 800622063. Listed at 11 retailers as of November 1, 2026, with prices from $484 to $1,340, a $856 spread on the same certified stone. Rare Carat lists it at $1,340. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800622063
Dimensions6.67 × 6.42 × 4.03 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.67 mm6.42 mm1.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800622063
Side View
Table 68.0%Crown 38.8°Girdle: STK-VTKPavilion 31.7°Culet: NoneDepth 62.8%

Caratlytics Score

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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 4
Current: $1,340 USD|Low: $479 USD|High: $1,365 USD|Avg: $797 USD|-1.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 6$484 USD
Retailer 11$491 USD
Retailer 8$499 USD
Retailer 3$536 USD
Retailer 2$540 USD
Retailer 7$616 USD
Retailer 5$675 USD
Retailer 10$981 USD
Retailer 4$1,158 USD
Retailer 9$1,176 USD
Rare Carat$1,340 USD

42 data points across 11 retailers

11 retailers$484 USD to $1,340 USD

A
Cheapest Retailer
-
$484 USD
A
Retailer 2
-
$491 USD
View
A
Retailer 3
-
$499 USD
View
A
Retailer 4
-
$536 USD
View
A
Retailer 5
-
$540 USD
View
A
Retailer 6
-
$616 USD
View
A
Retailer 7
-
$675 USD
View
B+
Retailer 8
-
$981 USD
View
B+
Retailer 9
-
$1,158 USD
View
B
Retailer 10
-
$1,176 USD
View
Most Expensive
B
Rare Carat
A7217-69_l_800622063 · Nov 1
$1,340 USD
View
10 more retailers have this diamond
Prices start from $484 USDSave up to $856 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
1.51ct Cushion
$484 USD