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Cushion|Lab Grown|IGI

1.45ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG800677338

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677338

Diamond specifications and retailer prices

From $534 USD
As of November 4, 2026
Save $3,176 USD (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,710 USD at Do Amore Diamonds · As of November 3, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800677338 or 800677338. Listed at 10 retailers as of November 3, 2026, with prices from $534 to $3,710, a $3,176 spread on the same certified stone. Do Amore Diamonds lists it at $3,710. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677338
Dimensions7.45 × 6.26 × 4.12 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
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
7.45 mm6.26 mm1.45 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677338
Side View
Table 61.0%Crown 32.5°Girdle: MED-THKPavilion 38.1°Culet: NoneDepth 65.8%

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: Nov 4
Current: $3,710 USD|Low: $534 USD|High: $3,980 USD|Avg: $1,665 USD|-6.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10$534 USD
Retailer 5$667 USD
Retailer 8$770 USD
Retailer 6$819 USD
Retailer 9$891 USD
Retailer 3$920 USD
Retailer 2$2,096 USD
Retailer 7$2,195 USD
Retailer 4$2,780 USD
Do Amore Diamonds$3,710 USD

28 data points across 10 retailers

10 retailers$534 USD to $3,710 USD

A
Cheapest Retailer
-
$534 USD
Final sale: no returns
A
Retailer 2
-
$667 USD
View
A
Retailer 3
-
$770 USD
View
A
Retailer 4
-
$819 USD
View
A
Retailer 5
-
$891 USD
View
A
Retailer 6
-
$920 USD
View
B+
Retailer 7
-
$2,096 USD
View
B
Retailer 8
-
$2,195 USD
View
B
Retailer 9
-
$2,780 USD
View
Most Expensive
B
Do Amore Diamonds
27-C7DCD64D7 · Nov 3
$3,710 USD
View
9 more retailers have this diamond
Prices start from $534 USDSave up to $3,176 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
$534 USD