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Cushion|Lab Grown|IGI

0.73ct E SI1 Cushion Lab Grown Diamond

GD • E/SI1 • IGI LG559281522

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG559281522

Diamond specifications and retailer prices

From $314 SGD
$245 USD
As of October 28, 2026
Save $1,503 SGD (83%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,817 SGD at MOH London · As of October 25, 2026
View at MOH London

About this 0.73ct lab-grown cushion diamond

This 0.73ct lab-grown cushion sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG559281522 or 559281522. Listed at 7 retailers as of October 25, 2026, with prices from $314 to $1,817, a $1,503 spread on the same certified stone. MOH London lists it at $1,817. 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

0.73
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG559281522
Dimensions5.70 × 4.75 × 3.23 mm
L/W Ratio1.20
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 mm4.75 mm0.73 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG559281522
Side View
Table 58.0%Crown 32.3°Girdle: MED-THKPavilion 38.3°Culet: NoneDepth 68.0%

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: Oct 28
Current: $1,817 SGD|Low: $218 SGD|High: $1,836 SGD|Avg: $596 SGD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 5$218 SGD
Retailer 4$314 SGD
Retailer 2$368 SGD
Retailer 7$406 SGD
Retailer 3$473 SGD
Retailer 6$614 SGD
MOH London$1,817 SGD

25 data points across 7 retailers

7 retailers$314 SGD to $1,817 SGD

A
Retailer 1
-
$218 SGD
$170 USD
Price last confirmed 13 days ago
B+
Retailer 2
-
$314 SGD
$245 USD
View
B+
Retailer 3
-
$368 SGD
£226 GBP
View
B+
Retailer 4
-
$406 SGD
$317 USD
View
B+
Retailer 5
-
$473 SGD
£291 GBP
View
B
Retailer 6
-
$614 SGD
$479 USD
View
Most Expensive
B
MOH London
LG559281522 · Oct 25
$1,817 SGD
£1,116 GBP
View
6 more retailers have this diamond
Prices start from $314 SGDSave up to $1,503 SGD

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
0.73ct Cushion
$314 SGD