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Cushion|Lab Grown|IGI

1.28ct F VVS2 Cushion Lab Grown Diamond

EX • F/VVS2 • IGI LG648432155

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG648432155

Diamond specifications and retailer prices

From $350 USD
As of November 4, 2026
Save $708 USD (67%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,058 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG648432155 or 648432155. Listed at 10 retailers as of November 4, 2026, with prices from $350 to $1,058, a $708 spread on the same certified stone. MOH London lists it at $1,058. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648432155
Dimensions7.10 × 5.62 × 3.82 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.10 mm5.62 mm1.28 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648432155
Side View
Table 60.0%Crown 35.5°Girdle: THN-VTKPavilion 36.1°Culet: NoneDepth 68.0%

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 4
Current: $1,058 USD|Low: $265 USD|High: $1,133 USD|Avg: $623 USD|-6.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 6$265 USD
Retailer 9$350 USD
Retailer 4$457 USD
Retailer 2$485 USD
Retailer 7$510 USD
Retailer 8$522 USD
Retailer 3$647 USD
Retailer 5$710 USD
Retailer 10$904 USD
MOH London$1,058 USD

38 data points across 10 retailers

10 retailers$350 USD to $1,058 USD

Retailer 1
-
$265 USD
Price last confirmed 12 days ago
B+
Retailer 2
-
$350 USD
View
A
Retailer 3
-
$457 USD
View
A
Retailer 4
-
$485 USD
View
A
Retailer 5
-
$510 USD
View
A
Retailer 6
-
$522 USD
View
B+
Retailer 7
-
$647 USD
View
B+
Retailer 8
-
$710 USD
View
B
Retailer 9
-
$904 USD
View
Most Expensive
B
MOH London
LG648432155 · Nov 5
$1,058 USD
£833 GBP
View
9 more retailers have this diamond
Prices start from $350 USDSave up to $708 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
1.28ct Cushion
$350 USD