Cushion|Lab Grown|IGI

1.28ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG807663026

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

Certificate IGI LG807663026

Diamond specifications and retailer prices

From $262 USD
As of October 30, 2026
Save $1,168 USD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,430 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG807663026 or 807663026. Listed at 14 retailers as of October 29, 2026, with prices from $262 to $1,430, a $1,168 spread on the same certified stone. Brilliant Earth lists it at $1,430. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807663026
Dimensions6.25 × 6.19 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.25 mm6.19 mm1.28 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807663026
Side View
Table 63.0%Crown 35.5°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 67.9%

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 30
Current: $1,430 USD|Low: $224 USD|High: $1,430 USD|Avg: $660 USD|+10.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 2$262 USD
Retailer 10$307 USD
Retailer 5$401 USD
Retailer 13$416 USD
Retailer 16$433 USD
Retailer 11$459 USD
Retailer 15$521 USD
Retailer 4$579 USD
Retailer 3$631 USD
Retailer 7$634 USD
Retailer 6$718 USD
Retailer 8$772 USD
Retailer 12$858 USD
Retailer 14$1,172 USD
Retailer 9$1,200 USD
Brilliant Earth$1,430 USD

16 data points across 16 retailers

14 retailers$262 USD to $1,430 USD

A
Cheapest Retailer
-
$262 USD
Final sale: no returns
A
Retailer 2
-
$307 USD
£242 GBP
View
A
Retailer 3
-
$416 USD
€396 EUR
View
A
Retailer 4
-
$433 USD
View
A
Retailer 5
-
$459 USD
£362 GBP
View
A
Retailer 6
-
$521 USD
View
A
Retailer 7
-
$579 USD
View
Retailer 8
-
$631 USD
A$970 AUD
View
Price last confirmed 7 days ago
Retailer 9
-
$718 USD
View
Price last confirmed 71 days ago
Retailer 10
-
$772 USD
A$1,188 AUD
View
Price last confirmed 95 days ago
B+
Retailer 11
-
$858 USD
View
B
Retailer 12
-
$1,172 USD
£923 GBP
View
B
Retailer 13
-
$1,200 USD
View
Most Expensive
B
Brilliant Earth
20231684A · Oct 29
$1,430 USD
View
13 more retailers have this diamond
Prices start from $262 USDSave up to $1,168 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
$262 USD