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Cushion|Lab Grown|IGI

1.04ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG816612990

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816612990

Diamond specifications and retailer prices

From $660 NZD
$372 USD
As of October 25, 2026
Save $2,427 NZD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,087 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.04ct lab-grown cushion diamond

This 1.04ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816612990 or 816612990. Listed at 12 retailers as of October 25, 2026, with prices from $660 to $3,087, a $2,427 spread on the same certified stone. Brilliant Earth lists it at $3,087. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816612990
Dimensions7.33 × 5.15 × 3.49 mm
L/W Ratio1.42
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
7.33 mm5.15 mm1.04 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816612990
Side View
Table 58.0%Crown 34.3°Girdle: MED-VTKPavilion 33.7°Culet: NoneDepth 67.8%

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: Oct 25
Current: $3,087 NZD|Low: $660 NZD|High: $3,903 NZD|Avg: $1,978 NZD|-20.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$660 NZD
Retailer 5$1,064 NZD
Retailer 11$1,079 NZD
Retailer 9$1,109 NZD
Retailer 6$1,133 NZD
Retailer 2$1,170 NZD
Retailer 12$1,698 NZD
Retailer 3$1,805 NZD
Retailer 10$2,204 NZD
Retailer 4$2,369 NZD
Retailer 8$2,645 NZD
Brilliant Earth$3,087 NZD

43 data points across 12 retailers

12 retailers$660 NZD to $3,087 NZD

A
Cheapest Retailer
-
$660 NZD
$372 USD
A
Retailer 2
-
$1,064 NZD
€571 EUR
View
A
Retailer 3
-
$1,079 NZD
$608 USD
View
A
Retailer 4
-
$1,109 NZD
$625 USD
View
A
Retailer 5
-
$1,133 NZD
ZAR 10,314 ZAR
View
A
Retailer 6
-
$1,170 NZD
£519 GBP
View
B+
Retailer 7
-
$1,698 NZD
$957 USD
View
B+
Retailer 8
-
$1,805 NZD
SGD 1,375 SGD
View
B+
Retailer 9
-
$2,204 NZD
$1,242 USD
View
Retailer 10
-
$2,369 NZD
$1,335 USD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$2,645 NZD
£1,174 GBP
View
Most Expensive
B
Brilliant Earth
21422289A · Oct 30
$3,087 NZD
$1,740 USD
View
11 more retailers have this diamond
Prices start from $660 NZDSave up to $2,427 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
1.04ct Cushion
$660 NZD