CaratHunter
Plans
Cushion|Lab Grown|IGI

1.45ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG739546475

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG739546475

Diamond specifications and retailer prices

From €357 EUR
As of November 4, 2026
Save €1,827 EUR (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,183 EUR at Brilliant Earth · As of November 4, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739546475 or 739546475. Listed at 19 retailers as of November 4, 2026, with prices from €357 to €2,183, a €1,827 spread on the same certified stone. Brilliant Earth lists it at €2,183. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739546475
Dimensions7.67 × 6.04 × 3.99 mm
L/W Ratio1.27
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
7.67 mm6.04 mm1.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739546475
Side View
Table 61.0%Crown 36.5°Girdle: STK-THKPavilion 35.1°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
A+
Exceptional
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: €2,183 EUR|Low: €357 EUR|High: €2,574 EUR|Avg: €1,100 EUR|-15.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 5€357 EUR
Retailer 10€528 EUR
Retailer 11€559 EUR
Retailer 8€640 EUR
Retailer 6€683 EUR
Retailer 4€706 EUR
Retailer 2€966 EUR
Retailer 7€1,547 EUR
Retailer 9€1,864 EUR
Retailer 3€1,954 EUR
Brilliant Earth€2,183 EUR

40 data points across 11 retailers

19 retailers€357 EUR to €2,183 EUR

A+
Cheapest Retailer
-
€357 EUR
Final sale: no returns
A
Retailer 2
-
€454 EUR
View
A
Retailer 3
-
€528 EUR
View
A
Retailer 4
-
€559 EUR
View
A
Retailer 5
-
€620 EUR
View
A
Retailer 6
-
€640 EUR
View
A
Retailer 7
-
€683 EUR
View
A
Retailer 8
-
€706 EUR
View
A
Retailer 9
-
€905 EUR
View
A
Retailer 10
-
€966 EUR
View
A
Retailer 11
-
€975 EUR
View
B+
Retailer 12
-
€1,140 EUR
View
B+
Retailer 13
-
€1,308 EUR
View
B+
Retailer 14
-
€1,326 EUR
View
B+
Retailer 15
-
€1,511 EUR
View
B+
Retailer 16
-
€1,547 EUR
View
B
Retailer 17
-
€1,864 EUR
View
Retailer 18
-
€1,954 EUR
View
Price last confirmed 31 days ago
Most Expensive
B
Brilliant Earth
16164200A · Nov 4
€2,183 EUR
$2,460 USD
View
18 more retailers have this diamond
Prices start from €357 EURSave up to €1,827 EUR

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
€357 EUR