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Cushion|Lab Grown|IGI

1.23ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG734536632

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

Certificate IGI LG734536632

Diamond specifications and retailer prices

From $205 USD
As of October 30, 2026
Save $915 USD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,120 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG734536632 or 734536632. Listed at 11 retailers as of October 30, 2026, with prices from $205 to $1,120, a $915 spread on the same certified stone. Brilliant Earth lists it at $1,120. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734536632
Dimensions6.24 × 6.24 × 4.24 mm
L/W Ratio1.00
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
6.24 mm6.24 mm1.23 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734536632
Side View
Table 61.0%Crown 33.1°Girdle: STK-THKPavilion 40.5°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: $1,120 USD|Low: $141 USD|High: $1,260 USD|Avg: $581 USD|-11.1%
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
October 31, 2026
Retailer 11$205 USD
Retailer 9$227 USD
Retailer 13$308 USD
Retailer 6$411 USD
Retailer 2$420 USD
Retailer 12$447 USD
Retailer 5$474 USD
Retailer 8$557 USD
Retailer 10$635 USD
Retailer 4$745 USD
Retailer 3$785 USD
Retailer 7$1,069 USD
Brilliant Earth$1,120 USD

42 data points across 13 retailers

11 retailers$205 USD to $1,120 USD

A
Cheapest Retailer
-
$205 USD
Final sale: no returns
A
Retailer 2
-
$227 USD
View
B+
Retailer 3
-
$308 USD
View
A
Retailer 4
-
$411 USD
£324 GBP
View
A
Retailer 5
-
$420 USD
€400 EUR
View
A
Retailer 6
-
$447 USD
View
B+
Retailer 7
-
$557 USD
View
Retailer 8
-
$635 USD
View
Price last confirmed 26 days ago
B
Retailer 9
-
$785 USD
View
Retailer 10
-
$1,069 USD
£842 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21313111A · Oct 31
$1,120 USD
View
10 more retailers have this diamond
Prices start from $205 USDSave up to $915 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
1.23ct Cushion
$205 USD