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Cushion|Lab Grown|IGI

1.45ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG737530180

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG737530180

Diamond specifications and retailer prices

From €217 EUR
As of November 4, 2026
Save €1,319 EUR (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,535 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG737530180 or 737530180. Listed at 15 retailers as of November 4, 2026, with prices from €217 to €1,535, a €1,319 spread on the same certified stone. Brilliant Earth lists it at €1,535. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737530180
Dimensions6.56 × 6.56 × 4.45 mm
L/W Ratio1.00
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
6.56 mm6.56 mm1.45 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737530180
Side View
Table 59.0%Crown 35.3°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 67.8%

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: Nov 4
Current: €1,535 EUR|Low: €217 EUR|High: €1,669 EUR|Avg: €602 EUR|-8.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 3€217 EUR
Retailer 12€241 EUR
Retailer 11€324 EUR
Retailer 6€415 EUR
Retailer 8€437 EUR
Retailer 2€442 EUR
Retailer 4€566 EUR
Retailer 5€588 EUR
Retailer 10€610 EUR
Retailer 9€790 EUR
Retailer 7€965 EUR
Brilliant Earth€1,535 EUR

42 data points across 12 retailers

15 retailers€217 EUR to €1,535 EUR

A
Cheapest Retailer
-
€217 EUR
Final sale: no returns
Retailer 2
-
€241 EUR
View
Price last confirmed 11 days ago
B+
Retailer 3
-
€324 EUR
View
A
Retailer 4
-
€415 EUR
View
A
Retailer 5
-
€437 EUR
View
A
Retailer 6
-
€442 EUR
View
B+
Retailer 7
-
€566 EUR
View
A
Retailer 8
-
€588 EUR
View
B+
Retailer 9
-
€610 EUR
View
Retailer 10
-
€790 EUR
View
Price last confirmed 17 days ago
B+
Retailer 11
-
€820 EUR
View
Retailer 12
-
€833 EUR
View
Price last confirmed 88 days ago
B
Retailer 13
-
€965 EUR
View
B
Retailer 14
-
€1,112 EUR
View
Most Expensive
B
Brilliant Earth
21312808A · Nov 4
€1,535 EUR
$1,730 USD
View
14 more retailers have this diamond
Prices start from €217 EURSave up to €1,319 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
€217 EUR