CaratHunter
Plans
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 $654 SGD
$510 USD
As of October 28, 2026
Save $3,550 SGD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,204 SGD 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 $654 to $4,204, a $3,550 spread on the same certified stone. Brilliant Earth lists it at $4,204. 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
Colour
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

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 28
Current: $4,204 SGD|Low: $654 SGD|High: $4,345 SGD|Avg: $1,997 SGD|-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$654 SGD
Retailer 7$838 SGD
Retailer 8$1,093 SGD
Retailer 10$1,096 SGD
Retailer 15$1,133 SGD
Retailer 2$1,198 SGD
Retailer 9$1,243 SGD
Retailer 12$1,482 SGD
Retailer 3$1,673 SGD
Retailer 5$2,275 SGD
Retailer 4$2,295 SGD
Retailer 13$2,366 SGD
Retailer 6$2,442 SGD
Retailer 11$2,661 SGD
Brilliant Earth$4,204 SGD

39 data points across 15 retailers

15 retailers$654 SGD to $4,204 SGD

A
Cheapest Retailer
-
$654 SGD
$510 USD
Final sale: no returns
Retailer 2
-
$838 SGD
$654 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,093 SGD
€812 EUR
View
A
Retailer 4
-
$1,096 SGD
$855 USD
View
A
Retailer 5
-
$1,133 SGD
$884 USD
View
A
Retailer 6
-
$1,198 SGD
£736 GBP
View
A
Retailer 7
-
$1,243 SGD
ZAR 15,669 ZAR
View
A
Retailer 8
-
$1,482 SGD
$1,156 USD
View
A
Retailer 9
-
$1,673 SGD
$1,305 USD
View
Retailer 10
-
$2,275 SGD
$1,775 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,295 SGD
View
B+
Retailer 12
-
$2,366 SGD
$1,846 USD
View
Retailer 13
-
$2,442 SGD
£1,500 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$2,661 SGD
£1,635 GBP
View
Most Expensive
B
Brilliant Earth
21434018A · Oct 29
$4,204 SGD
$3,280 USD
View
14 more retailers have this diamond
Prices start from $654 SGDSave up to $3,550 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
1.45ct Cushion
$654 SGD