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Cushion|Lab Grown|IGI

1.73ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846662373

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846662373

Diamond specifications and retailer prices

From $936 SGD
£576 GBP
As of November 1, 2026
Save $3,679 SGD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,615 SGD at Brilliant Earth · As of October 31, 2026
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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846662373 or 846662373. Listed at 10 retailers as of October 31, 2026, with prices from $936 to $4,615, a $3,679 spread on the same certified stone. Brilliant Earth lists it at $4,615. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662373
Dimensions9.04 × 6.04 × 4.03 mm
L/W Ratio1.50
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
9.04 mm6.04 mm1.73 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662373
Side View
Table 60.0%Crown 34.8°Girdle: MED-VTKPavilion 33.4°Culet: NoneDepth 66.7%

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 1
Current: $4,615 SGD|Low: $936 SGD|High: $9,536 SGD|Avg: $3,505 SGD|-35.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$936 SGD
Retailer 5$1,055 SGD
Retailer 3$1,365 SGD
Retailer 6$1,813 SGD
Retailer 8$2,471 SGD
Retailer 7$3,003 SGD
Retailer 9$3,305 SGD
Retailer 10$3,771 SGD
Retailer 2$3,841 SGD
Brilliant Earth$4,615 SGD

16 data points across 10 retailers

10 retailers$936 SGD to $4,615 SGD

A
Cheapest Retailer
-
$936 SGD
£576 GBP
A
Retailer 2
-
$1,055 SGD
$825 USD
View
A
Retailer 3
-
$1,365 SGD
$1,068 USD
View
A
Retailer 4
-
$1,813 SGD
$1,418 USD
View
B+
Retailer 5
-
$2,471 SGD
€1,841 EUR
View
B+
Retailer 6
-
$3,003 SGD
$2,349 USD
View
B+
Retailer 7
-
$3,305 SGD
$2,585 USD
View
Retailer 8
-
$3,771 SGD
$2,950 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$3,841 SGD
£2,366 GBP
View
Most Expensive
B
Brilliant Earth
22154839A · Oct 31
$4,615 SGD
$3,610 USD
View
9 more retailers have this diamond
Prices start from $936 SGDSave up to $3,679 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
1.73ct Cushion
$936 SGD