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Cushion|Lab Grown|IGI

1.73ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG734536629

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

Certificate IGI LG734536629

Diamond specifications and retailer prices

From $6,985 SGD
$5,450 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $6,985 SGD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.73ct lab-grown cushion diamond

This 1.73ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG734536629 or 734536629. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734536629
Dimensions7.06 × 6.92 × 4.61 mm
L/W Ratio1.02
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
7.06 mm6.92 mm1.73 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734536629
Side View
Table 61.0%Crown 35.7°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 66.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $6,985 SGD|Low: $2,211 SGD|High: $6,985 SGD|Avg: $4,863 SGD
Brilliant Earth
Retailer 2
December 30, 2025
Retailer 2$2,211 SGD
Brilliant Earth$6,985 SGD

5 data points across 2 retailers

1 retailer

B
Brilliant Earth
15763372A · Oct 29
$6,985 SGD
$5,450 USD
View

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B
1.73ct Cushion
$6,985 SGD