Cushion|Lab Grown|IGI

1.45ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG843667685

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843667685

Diamond specifications and retailer prices

From $466 USD
£367 GBP
As of October 30, 2026
Save $2,464 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,930 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843667685 or 843667685. Listed at 14 retailers as of October 29, 2026, with prices from $466 to $2,930, a $2,464 spread on the same certified stone. Do Amore Diamonds lists it at $2,930. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667685
Dimensions8.85 × 5.66 × 3.76 mm
L/W Ratio1.56
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
8.85 mm5.66 mm1.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667685
Side View
Table 60.0%Crown 33°Girdle: STK-THKPavilion 33°Culet: NoneDepth 66.4%

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 30
Current: $2,930 USD|Low: $434 USD|High: $3,990 USD|Avg: $1,469 USD|-26.6%
Do Amore Diamonds
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
October 31, 2026
Retailer 8$466 USD
Retailer 12$573 USD
Retailer 11$585 USD
Retailer 13$662 USD
Retailer 9$746 USD
Retailer 14$866 USD
Retailer 10$1,096 USD
Retailer 4$1,250 USD
Retailer 3$1,765 USD
Retailer 6$1,806 USD
Retailer 2$2,174 USD
Retailer 7$2,440 USD
Retailer 5$2,475 USD
Do Amore Diamonds$2,930 USD

18 data points across 14 retailers

14 retailers$466 USD to $2,930 USD

A
Cheapest Retailer
-
$466 USD
£367 GBP
A
Retailer 2
-
$573 USD
View
A
Retailer 3
-
$585 USD
View
A
Retailer 4
-
$662 USD
View
A
Retailer 5
-
$746 USD
€710 EUR
View
A
Retailer 6
-
$866 USD
View
A
Retailer 7
-
$1,096 USD
A$1,686 AUD
View
B+
Retailer 8
-
$1,250 USD
View
B+
Retailer 9
-
$1,765 USD
£1,390 GBP
View
Retailer 10
-
$2,155 USD
View
Price last confirmed 12 days ago
Retailer 11
-
$2,174 USD
A$3,344 AUD
View
B
Retailer 12
-
$2,440 USD
View
B
Retailer 13
-
$2,475 USD
View
Most Expensive
B
Do Amore Diamonds
27-283402DBB · Oct 29
$2,930 USD
View
13 more retailers have this diamond
Prices start from $466 USDSave up to $2,464 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
$466 USD