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Cushion|Lab Grown|IGI

0.80ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG837680451

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

Certificate IGI LG837680451

Diamond specifications and retailer prices

From $298 USD
As of October 27, 2026
Save $731 USD (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,029 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.8ct lab-grown cushion diamond

This 0.8ct lab-grown cushion sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837680451 or 837680451. Listed at 10 retailers as of October 27, 2026, with prices from $298 to $1,029, a $731 spread on the same certified stone. MOH London lists it at $1,029. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.80
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837680451
Dimensions5.40 × 5.40 × 3.57 mm
L/W Ratio1.00
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
5.40 mm5.40 mm0.80 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837680451
Side View
Table 66.0%Crown 35°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 66.1%

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: Oct 27
Current: $1,029 USD|Low: $260 USD|High: $1,036 USD|Avg: $544 USD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 5$275 USD
Retailer 6$298 USD
Retailer 8$388 USD
Retailer 2$391 USD
Retailer 4$410 USD
Retailer 3$443 USD
Retailer 7$720 USD
Retailer 9$726 USD
Retailer 10$758 USD
MOH London$1,029 USD

30 data points across 10 retailers

10 retailers$298 USD to $1,029 USD

A
Retailer 1
-
$275 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$298 USD
View
B+
Retailer 3
-
$388 USD
View
B+
Retailer 4
-
$391 USD
£308 GBP
View
B+
Retailer 5
-
$410 USD
€390 EUR
View
B+
Retailer 6
-
$443 USD
A$682 AUD
View
B
Retailer 7
-
$720 USD
View
B
Retailer 8
-
$726 USD
View
B
Retailer 9
-
$758 USD
View
Most Expensive
B
MOH London
LG837680451 · Oct 29
$1,029 USD
£810 GBP
View
9 more retailers have this diamond
Prices start from $298 USDSave up to $731 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
0.80ct Cushion
$298 USD