Cushion|Lab Grown|IGI

1.09ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG761570606

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

Certificate IGI LG761570606

Diamond specifications and retailer prices

From $392 USD
As of October 30, 2026
Save $1,309 USD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,701 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.09ct lab-grown cushion diamond

This 1.09ct 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 LG761570606 or 761570606. Listed at 13 retailers as of October 26, 2026, with prices from $392 to $1,701, a $1,309 spread on the same certified stone. MOH London lists it at $1,701. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761570606
Dimensions6.02 × 6.02 × 3.90 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.02 mm6.02 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761570606
Side View
Table 63.0%Crown 35.9°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 64.8%

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: $1,701 USD|Low: $392 USD|High: $1,718 USD|Avg: $888 USD|+0.1%
MOH London
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 31, 2026
Retailer 12$392 USD
Retailer 11$434 USD
Retailer 10$462 USD
Retailer 7$585 USD
Retailer 4$692 USD
Retailer 13$697 USD
Retailer 2$739 USD
Retailer 9$747 USD
Retailer 6$781 USD
Retailer 8$1,056 USD
Retailer 5$1,438 USD
Retailer 3$1,674 USD
MOH London$1,701 USD

36 data points across 13 retailers

13 retailers$392 USD to $1,701 USD

A
Cheapest Retailer
-
$392 USD
Final sale: no returns
Retailer 2
-
$434 USD
View
Price last confirmed 19 days ago
Retailer 3
-
$462 USD
£364 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$585 USD
View
A
Retailer 5
-
$692 USD
View
A
Retailer 6
-
$697 USD
View
A
Retailer 7
-
$739 USD
€704 EUR
View
A
Retailer 8
-
$747 USD
ZAR 12,062 ZAR
View
A
Retailer 9
-
$781 USD
£615 GBP
View
B+
Retailer 10
-
$1,056 USD
A$1,624 AUD
View
B+
Retailer 11
-
$1,438 USD
View
B
Retailer 12
-
$1,674 USD
View
Most Expensive
B
MOH London
LG761570606 · Oct 26
$1,701 USD
£1,339 GBP
View
12 more retailers have this diamond
Prices start from $392 USDSave up to $1,309 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
1.09ct Cushion
$392 USD