Cushion|Lab Grown|IGI

1.01ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG835612123

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG835612123

Diamond specifications and retailer prices

From $270 USD
As of October 28, 2026
Save $1,340 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,610 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG835612123 or 835612123. Listed at 15 retailers as of October 28, 2026, with prices from $270 to $1,610, a $1,340 spread on the same certified stone. Brilliant Earth lists it at $1,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835612123
Dimensions6.95 × 5.36 × 3.46 mm
L/W Ratio1.30
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
6.95 mm5.36 mm1.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835612123
Side View
Table 57.0%Crown 33.1°Girdle: STK-THKPavilion 37°Culet: NoneDepth 64.6%

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: $1,610 USD|Low: $270 USD|High: $1,680 USD|Avg: $742 USD|-3.6%
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 29, 2026
Retailer 16$270 USD
Retailer 3$300 USD
Retailer 11$319 USD
Retailer 4$405 USD
Retailer 9$495 USD
Retailer 12$515 USD
Retailer 2$567 USD
Retailer 15$575 USD
Retailer 8$595 USD
Retailer 13$731 USD
Retailer 14$752 USD
Retailer 6$809 USD
Retailer 7$1,016 USD
Retailer 10$1,208 USD
Retailer 5$1,327 USD
Brilliant Earth$1,610 USD

37 data points across 16 retailers

15 retailers$270 USD to $1,610 USD

A
Cheapest Retailer
-
$270 USD
Final sale: no returns
A
Retailer 2
-
$300 USD
View
A
Retailer 3
-
$319 USD
£251 GBP
View
A
Retailer 4
-
$405 USD
View
A
Retailer 5
-
$495 USD
€471 EUR
View
A
Retailer 6
-
$515 USD
ZAR 8,322 ZAR
View
A
Retailer 7
-
$567 USD
£446 GBP
View
A
Retailer 8
-
$575 USD
View
A
Retailer 9
-
$731 USD
A$1,125 AUD
View
A
Retailer 10
-
$752 USD
View
B+
Retailer 11
-
$809 USD
SGD 1,093 SGD
View
B+
Retailer 12
-
$1,016 USD
View
B+
Retailer 13
-
$1,208 USD
£951 GBP
View
B+
Retailer 14
-
$1,327 USD
View
Most Expensive
B
Brilliant Earth
21448262A · Oct 29
$1,610 USD
View
14 more retailers have this diamond
Prices start from $270 USDSave up to $1,340 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
1.01ct Cushion
$270 USD