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Cushion|Lab Grown|IGI

1.28ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG648420302

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG648420302

Diamond specifications and retailer prices

From $274 USD
As of October 25, 2026
Save $1,846 USD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,120 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG648420302 or 648420302. Listed at 9 retailers as of October 25, 2026, with prices from $274 to $2,120, a $1,846 spread on the same certified stone. Do Amore Diamonds lists it at $2,120. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.2°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648420302
Dimensions7.42 × 5.82 × 3.91 mm
L/W Ratio1.27
Girdle conditionFaceted
Culet sizePointed
Top View
7.42 mm5.82 mm1.28 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648420302
Side View
Table 66.0%Crown 29.2°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 67.2%

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 25
Current: $2,120 USD|Low: $165 USD|High: $2,120 USD|Avg: $829 USD
Do Amore Diamonds
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 12$165 USD
Retailer 9$274 USD
Retailer 4$380 USD
Retailer 8$468 USD
Retailer 2$574 USD
Retailer 10$593 USD
Retailer 7$645 USD
Retailer 5$896 USD
Retailer 13$1,097 USD
Retailer 3$1,144 USD
Retailer 11$1,150 USD
Retailer 6$1,219 USD
Do Amore Diamonds$2,120 USD

41 data points across 13 retailers

9 retailers$274 USD to $2,120 USD

A
Cheapest Retailer
-
$274 USD
A
Retailer 2
-
$380 USD
View
A
Retailer 3
-
$468 USD
View
B+
Retailer 4
-
$574 USD
£452 GBP
View
B+
Retailer 5
-
$593 USD
View
B+
Retailer 6
-
$645 USD
View
Retailer 7
-
$1,144 USD
View
Price last confirmed 12 days ago
B
Retailer 8
-
$1,219 USD
£960 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4121495BD · Oct 30
$2,120 USD
View
8 more retailers have this diamond
Prices start from $274 USDSave up to $1,846 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
$274 USD