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Cushion|Lab Grown|IGI

1.90ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG811638094

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811638094

Diamond specifications and retailer prices

From $881 SGD
$689 USD
As of October 31, 2026
Save $4,565 SGD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,759 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.9ct lab-grown cushion diamond

This 1.9ct 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 LG811638094 or 811638094. Listed at 17 retailers as of October 30, 2026, with a 518% 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

1.90
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638094
Dimensions9.11 × 6.11 × 4.19 mm
L/W Ratio1.49
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
9.11 mm6.11 mm1.90 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638094
Side View
Table 62.0%Crown 34°Girdle: MED-THKPavilion 33.8°Culet: NoneDepth 68.6%

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: Oct 31
Current: $5,759 SGD|Low: $881 SGD|High: $7,798 SGD|Avg: $2,800 SGD|-1.0%
Rare Carat
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
October 31, 2026
Retailer 2$881 SGD
Retailer 8$1,043 SGD
Retailer 10$1,138 SGD
Retailer 15$1,497 SGD
Retailer 9$1,529 SGD
Retailer 12$1,562 SGD
Retailer 13$1,678 SGD
Retailer 16$2,093 SGD
Retailer 6$2,118 SGD
Retailer 4$2,844 SGD
Retailer 5$3,115 SGD
Retailer 3$3,155 SGD
Retailer 7$3,227 SGD
Retailer 14$4,244 SGD
Retailer 11$5,446 SGD
Rare Carat$5,759 SGD

27 data points across 16 retailers

17 retailers$881 SGD to $5,446 SGD

A
Cheapest Retailer
-
$881 SGD
$689 USD
Final sale: no returns
Retailer 2
-
$1,043 SGD
$816 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,138 SGD
$890 USD
View
A
Retailer 4
-
$1,497 SGD
$1,171 USD
View
A
Retailer 5
-
$1,529 SGD
£942 GBP
View
A
Retailer 6
-
$1,562 SGD
€1,164 EUR
View
A
Retailer 7
-
$1,678 SGD
ZAR 21,205 ZAR
View
A
Retailer 8
-
$2,093 SGD
$1,637 USD
View
A
Retailer 9
-
$2,118 SGD
$1,657 USD
View
B+
Retailer 10
-
$2,844 SGD
£1,752 GBP
View
B+
Retailer 11
-
$2,997 SGD
$2,344 USD
View
B+
Retailer 12
-
$3,115 SGD
$2,437 USD
View
B+
Retailer 13
-
$3,155 SGD
$2,468 USD
View
B+
Retailer 14
-
$3,227 SGD
View
B+
Retailer 15
-
$4,244 SGD
£2,614 GBP
View
B
Retailer 16
-
$5,446 SGD
$4,260 USD
View
Most Expensive
Rare Carat
PD0946380JJ811 · Oct 21
$5,759 SGD
$4,505 USD
View
Price last confirmed 10 days ago
16 more retailers have this diamond
Prices start from $881 SGDSave up to $4,565 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
1.90ct Cushion
$881 SGD