Cushion|Lab Grown|IGI

1.28ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG623426617

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG623426617

Diamond specifications and retailer prices

From $414 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $414 USD at Loose Grown Diamond
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Loose Grown Diamond

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 LG623426617 or 623426617. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623426617
Dimensions7.62 × 5.57 × 5.57 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.62 mm5.57 mm1.28 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623426617
Side View
Table 63.0%Crown 38°Girdle: MED-STKPavilion 33.3°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $414 USD|Low: $164 USD|High: $571 USD|Avg: $416 USD|+3.5%
August 26, 2026
Loose Grown Diamond$414 USD

7 data points across 1 retailer

1 retailer

B+
Loose Grown Diamond
623426617 · Nov 1
$414 USD
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B+
1.28ct Cushion
$414 USD