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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 $1,222 NZD
$689 USD
As of October 31, 2026
Save $6,336 NZD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,993 NZD 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: $7,993 NZD|Low: $1,222 NZD|High: $10,823 NZD|Avg: $3,896 NZD|-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 9$1,222 NZD
Retailer 8$1,448 NZD
Retailer 11$1,579 NZD
Retailer 15$2,078 NZD
Retailer 10$2,122 NZD
Retailer 2$2,152 NZD
Retailer 13$2,329 NZD
Retailer 16$2,905 NZD
Retailer 6$2,940 NZD
Retailer 4$3,948 NZD
Retailer 5$4,324 NZD
Retailer 3$4,379 NZD
Retailer 7$4,479 NZD
Retailer 14$5,890 NZD
Retailer 12$7,559 NZD
Rare Carat$7,993 NZD

27 data points across 16 retailers

17 retailers$1,222 NZD to $7,559 NZD

A
Cheapest Retailer
-
$1,222 NZD
$689 USD
Final sale: no returns
Retailer 2
-
$1,448 NZD
$816 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,579 NZD
$890 USD
View
A
Retailer 4
-
$2,078 NZD
$1,171 USD
View
A
Retailer 5
-
$2,122 NZD
£942 GBP
View
A
Retailer 6
-
$2,152 NZD
€1,155 EUR
View
A
Retailer 7
-
$2,329 NZD
ZAR 21,205 ZAR
View
A
Retailer 8
-
$2,905 NZD
$1,637 USD
View
A
Retailer 9
-
$2,940 NZD
$1,657 USD
View
B+
Retailer 10
-
$3,948 NZD
£1,752 GBP
View
B+
Retailer 11
-
$4,159 NZD
$2,344 USD
View
B+
Retailer 12
-
$4,324 NZD
$2,437 USD
View
B+
Retailer 13
-
$4,379 NZD
$2,468 USD
View
B+
Retailer 14
-
$4,479 NZD
SGD 3,411 SGD
View
B+
Retailer 15
-
$5,890 NZD
£2,614 GBP
View
B
Retailer 16
-
$7,559 NZD
$4,260 USD
View
Most Expensive
Rare Carat
PD0946380JJ811 · Oct 21
$7,993 NZD
$4,505 USD
View
Price last confirmed 10 days ago
16 more retailers have this diamond
Prices start from $1,222 NZDSave up to $6,336 NZD

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
$1,222 NZD