Cushion|Lab Grown|IGI

1.45ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG825660186

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG825660186

Diamond specifications and retailer prices

From $510 USD
As of October 28, 2026
Save $2,770 USD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,280 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.45ct lab-grown cushion diamond

This 1.45ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825660186 or 825660186. Listed at 15 retailers as of October 28, 2026, with prices from $510 to $3,280, a $2,770 spread on the same certified stone. Brilliant Earth lists it at $3,280. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660186
Dimensions8.25 × 5.58 × 3.78 mm
L/W Ratio1.48
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
8.25 mm5.58 mm1.45 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660186
Side View
Table 63.0%Crown 33.9°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 67.7%

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 28
Current: $3,280 USD|Low: $510 USD|High: $3,390 USD|Avg: $1,558 USD|-3.2%
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
October 29, 2026
Retailer 14$510 USD
Retailer 7$654 USD
Retailer 8$853 USD
Retailer 10$855 USD
Retailer 15$884 USD
Retailer 2$934 USD
Retailer 9$970 USD
Retailer 12$1,156 USD
Retailer 3$1,305 USD
Retailer 5$1,775 USD
Retailer 4$1,791 USD
Retailer 13$1,846 USD
Retailer 6$1,905 USD
Retailer 11$2,076 USD
Brilliant Earth$3,280 USD

39 data points across 15 retailers

15 retailers$510 USD to $3,280 USD

A
Cheapest Retailer
-
$510 USD
Final sale: no returns
Retailer 2
-
$654 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$853 USD
€812 EUR
View
A
Retailer 4
-
$855 USD
View
A
Retailer 5
-
$884 USD
View
A
Retailer 6
-
$934 USD
£736 GBP
View
A
Retailer 7
-
$970 USD
ZAR 15,669 ZAR
View
A
Retailer 8
-
$1,156 USD
View
A
Retailer 9
-
$1,305 USD
View
Retailer 10
-
$1,775 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$1,791 USD
SGD 2,420 SGD
View
B+
Retailer 12
-
$1,846 USD
View
Retailer 13
-
$1,905 USD
£1,500 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$2,076 USD
£1,635 GBP
View
Most Expensive
B
Brilliant Earth
21434018A · Oct 29
$3,280 USD
View
14 more retailers have this diamond
Prices start from $510 USDSave up to $2,770 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
1.45ct Cushion
$510 USD