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Cushion|Lab Grown|IGI

1.53ct E SI1 Cushion Lab Grown Diamond

VG • E/SI1 • IGI LG786678635

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786678635

Diamond specifications and retailer prices

From $355 AUD
As of November 7, 2026
Save $1,488 AUD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,843 AUD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG786678635 or 786678635. Listed at 10 retailers as of November 6, 2026, with prices from $355 to $1,843, a $1,488 spread on the same certified stone. Reve Diamonds lists it at $1,843. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786678635
Dimensions8.62 × 5.75 × 3.72 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.62 mm5.75 mm1.53 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786678635
Side View
Table 68.0%Crown 40.1°Girdle: STK-THKPavilion 33.4°Culet: NoneDepth 64.7%

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: Nov 7
Current: $355 AUD|Low: $342 AUD|High: $1,845 AUD|Avg: $1,007 AUD|+3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Reve Diamonds
November 7, 2026
Retailer 1$355 AUD
Retailer 6$511 AUD
Retailer 8$685 AUD
Retailer 5$688 AUD
Retailer 4$720 AUD
Retailer 9$881 AUD
Retailer 7$1,364 AUD
Retailer 2$1,429 AUD
Retailer 3$1,565 AUD
Reve Diamonds$1,843 AUD

43 data points across 10 retailers

10 retailers$355 AUD to $1,843 AUD

A
Cheapest Retailer
-
$355 AUD
Final sale: no returns
A
Retailer 2
-
$511 AUD
View
B+
Retailer 3
-
$685 AUD
View
B+
Retailer 4
-
$688 AUD
View
A
Retailer 5
-
$720 AUD
View
B+
Retailer 6
-
$881 AUD
View
B
Retailer 7
-
$1,364 AUD
View
B
Retailer 8
-
$1,429 AUD
View
B
Retailer 9
-
$1,565 AUD
View
Most Expensive
B
Reve Diamonds
DBF4D04FE · Nov 6
$1,843 AUD
$1,267 USD
View
9 more retailers have this diamond
Prices start from $355 AUDSave up to $1,488 AUD

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
1.53ct Cushion
$355 AUD