CaratHunter
Plans
Cushion|Lab Grown|IGI

1.00ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG759511223

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

Certificate IGI LG759511223

Diamond specifications and retailer prices

From $531 USD
As of October 28, 2026
Save $758 USD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,289 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG759511223 or 759511223. Listed at 5 retailers as of October 26, 2026, with prices from $531 to $1,289, a $758 spread on the same certified stone. MOH London lists it at $1,289. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759511223
Dimensions5.70 × 5.66 × 3.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
5.70 mm5.66 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759511223
Side View
Table 60.0%Crown 35.1°Girdle: MED-VTKPavilion 32.5°Culet: NoneDepth 64.7%

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 28
Current: $1,289 USD|Low: $510 USD|High: $1,303 USD|Avg: $796 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3$531 USD
Retailer 5$572 USD
Retailer 2$607 USD
Retailer 4$1,074 USD
MOH London$1,289 USD

41 data points across 5 retailers

5 retailers$531 USD to $1,289 USD

A
Cheapest Retailer
-
$531 USD
A
Retailer 2
-
$572 USD
View
A
Retailer 3
-
$607 USD
£478 GBP
View
B+
Retailer 4
-
$1,074 USD
View
Most Expensive
B+
MOH London
LG759511223 · Oct 26
$1,289 USD
£1,015 GBP
View
4 more retailers have this diamond
Prices start from $531 USDSave up to $758 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
1.00ct Cushion
$531 USD