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Cushion|Lab Grown|IGI

1.73ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818683412

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818683412

Diamond specifications and retailer prices

From $1,071 SGD
$838 USD
As of November 1, 2026
Save $5,385 SGD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,456 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG818683412 or 818683412. Listed at 12 retailers as of October 31, 2026, with prices from $1,071 to $6,456, a $5,385 spread on the same certified stone. Do Amore Diamonds lists it at $6,456. 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 angle31.5°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818683412
Dimensions8.34 × 6.48 × 4.17 mm
L/W Ratio1.29
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
8.34 mm6.48 mm1.73 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818683412
Side View
Table 58.0%Crown 31.5°Girdle: STK-THKPavilion 35.7°Culet: NoneDepth 64.4%

Caratlytics Score

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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: $6,456 SGD|Low: $1,071 SGD|High: $8,540 SGD|Avg: $3,258 SGD|-24.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 10$1,071 SGD
Retailer 14$1,080 SGD
Retailer 9$1,388 SGD
Retailer 3$1,402 SGD
Retailer 2$1,596 SGD
Retailer 4$1,648 SGD
Retailer 11$2,535 SGD
Retailer 13$3,720 SGD
Retailer 8$3,945 SGD
Retailer 12$4,256 SGD
Retailer 5$4,352 SGD
Retailer 6$4,352 SGD
Retailer 7$4,577 SGD
Do Amore Diamonds$6,456 SGD

28 data points across 14 retailers

12 retailers$1,071 SGD to $6,456 SGD

A
Cheapest Retailer
-
$1,071 SGD
$838 USD
A
Retailer 2
-
$1,080 SGD
$845 USD
View
A
Retailer 3
-
$1,388 SGD
$1,086 USD
View
A
Retailer 4
-
$1,402 SGD
$1,097 USD
View
A
Retailer 5
-
$1,596 SGD
€1,189 EUR
View
Retailer 6
-
$1,648 SGD
$1,289 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$2,535 SGD
$1,983 USD
View
Retailer 8
-
$3,720 SGD
$2,910 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$3,945 SGD
£2,430 GBP
View
B+
Retailer 10
-
$4,256 SGD
$3,329 USD
View
B+
Retailer 11
-
$4,577 SGD
$3,580 USD
View
Most Expensive
B
Do Amore Diamonds
27-C45B33898 · Oct 31
$6,456 SGD
$5,050 USD
View
11 more retailers have this diamond
Prices start from $1,071 SGDSave up to $5,385 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
$1,071 SGD