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Cushion|Lab Grown|IGI

1.84ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818669969

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

Certificate IGI LG818669969

Diamond specifications and retailer prices

From $863 SGD
$675 USD
As of October 31, 2026
Save $4,404 SGD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,785 SGD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.84ct lab-grown cushion diamond

This 1.84ct 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 LG818669969 or 818669969. Listed at 18 retailers as of October 31, 2026, with a 510% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.84
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818669969
Dimensions7.18 × 7.00 × 4.47 mm
L/W Ratio1.03
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
7.18 mm7.00 mm1.84 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818669969
Side View
Table 61.0%Crown 36.4°Girdle: MED-THKPavilion 34.6°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 31
Current: $5,267 SGD|Low: $863 SGD|High: $7,543 SGD|Avg: $2,784 SGD|-30.2%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 12$863 SGD
Retailer 9$943 SGD
Retailer 15$1,106 SGD
Retailer 16$1,468 SGD
Retailer 10$1,485 SGD
Retailer 11$1,636 SGD
Retailer 14$1,645 SGD
Retailer 17$1,975 SGD
Retailer 6$2,070 SGD
Retailer 5$2,786 SGD
Retailer 3$3,094 SGD
Retailer 13$3,265 SGD
Retailer 7$3,398 SGD
Retailer 2$4,155 SGD
Retailer 8$4,564 SGD
Retailer 4$4,789 SGD
Brilliant Earth$5,267 SGD

30 data points across 17 retailers

18 retailers$863 SGD to $5,267 SGD

A+
Cheapest Retailer
-
$863 SGD
$675 USD
Final sale: no returns
Retailer 2
-
$943 SGD
$738 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$1,106 SGD
$865 USD
View
A
Retailer 4
-
$1,468 SGD
$1,148 USD
View
A
Retailer 5
-
$1,485 SGD
£915 GBP
View
A
Retailer 6
-
$1,636 SGD
€1,219 EUR
View
A
Retailer 7
-
$1,645 SGD
ZAR 20,783 ZAR
View
A
Retailer 8
-
$1,975 SGD
$1,545 USD
View
A
Retailer 9
-
$2,070 SGD
$1,619 USD
View
B+
Retailer 10
-
$2,786 SGD
£1,716 GBP
View
B+
Retailer 11
-
$3,094 SGD
$2,420 USD
View
B+
Retailer 12
-
$3,265 SGD
$2,554 USD
View
B+
Retailer 13
-
$3,398 SGD
View
B
Retailer 14
-
$4,155 SGD
£2,559 GBP
View
Retailer 15
-
$4,564 SGD
$3,570 USD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
$4,789 SGD
$3,746 USD
View
B
Retailer 17
-
$5,267 SGD
$4,120 USD
View
Most Expensive
Brilliant Earth
21094796A · Sep 28
$7,785 SGD
$6,090 USD
View
Price last confirmed 33 days ago
17 more retailers have this diamond
Prices start from $863 SGDSave up to $4,404 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+
1.84ct Cushion
$863 SGD