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Cushion|Lab Grown|IGI

1.73ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846662374

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846662374

Diamond specifications and retailer prices

From $815 SGD
£502 GBP
As of November 1, 2026
Save $3,787 SGD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,602 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 LG846662374 or 846662374. Listed at 10 retailers as of October 31, 2026, with prices from $815 to $4,602, a $3,787 spread on the same certified stone. Brilliant Earth lists it at $4,602. 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 angle35.7°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662374
Dimensions8.01 × 6.45 × 4.44 mm
L/W Ratio1.24
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
8.01 mm6.45 mm1.73 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662374
Side View
Table 61.0%Crown 35.7°Girdle: MED-THKPavilion 41.7°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $4,602 SGD|Low: $815 SGD|High: $9,536 SGD|Avg: $3,068 SGD|-23.7%
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$815 SGD
Retailer 5$952 SGD
Retailer 3$1,200 SGD
Retailer 6$1,776 SGD
Retailer 8$1,850 SGD
Retailer 9$2,874 SGD
Retailer 7$3,035 SGD
Retailer 2$3,218 SGD
Retailer 10$3,758 SGD
Brilliant Earth$4,602 SGD

11 data points across 10 retailers

10 retailers$815 SGD to $4,602 SGD

A
Cheapest Retailer
-
$815 SGD
£502 GBP
A
Retailer 2
-
$952 SGD
$745 USD
View
A
Retailer 3
-
$1,200 SGD
$939 USD
View
A
Retailer 4
-
$1,776 SGD
$1,389 USD
View
A
Retailer 5
-
$1,850 SGD
€1,378 EUR
View
B+
Retailer 6
-
$2,874 SGD
$2,248 USD
View
B+
Retailer 7
-
$3,035 SGD
$2,374 USD
View
B+
Retailer 8
-
$3,218 SGD
£1,982 GBP
View
Retailer 9
-
$3,758 SGD
$2,940 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
22154764A · Oct 31
$4,602 SGD
$3,600 USD
View
9 more retailers have this diamond
Prices start from $815 SGDSave up to $3,787 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
$815 SGD