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 $372 USD
As of October 25, 2026
Save $1,518 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,890 USD at Brilliant Earth · As of October 29, 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 $372 to $1,890, a $1,518 spread on the same certified stone. Brilliant Earth lists it at $1,890. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: $1,890 USD|Low: $372 USD|High: $2,200 USD|Avg: $1,120 USD|-14.1%
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 29, 2026
Retailer 7$372 USD
Retailer 5$600 USD
Retailer 11$608 USD
Retailer 9$625 USD
Retailer 6$638 USD
Retailer 2$657 USD
Retailer 12$957 USD
Retailer 3$1,018 USD
Retailer 10$1,242 USD
Retailer 4$1,335 USD
Retailer 8$1,491 USD
Brilliant Earth$1,890 USD

42 data points across 12 retailers

12 retailers$372 USD to $1,890 USD

A
Cheapest Retailer
-
$372 USD
A
Retailer 2
-
$600 USD
€571 EUR
View
A
Retailer 3
-
$608 USD
View
A
Retailer 4
-
$625 USD
View
A
Retailer 5
-
$638 USD
ZAR 10,314 ZAR
View
A
Retailer 6
-
$657 USD
£518 GBP
View
B+
Retailer 7
-
$957 USD
View
B+
Retailer 8
-
$1,018 USD
SGD 1,375 SGD
View
B+
Retailer 9
-
$1,242 USD
View
B+
Retailer 10
-
$1,335 USD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$1,491 USD
£1,174 GBP
View
Most Expensive
B
Brilliant Earth
21422289A · Oct 29
$1,890 USD
View
11 more retailers have this diamond
Prices start from $372 USDSave up to $1,518 USD

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
$372 USD