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Cushion|Lab Grown|IGI

1.47ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG584378558

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG584378558

Diamond specifications and retailer prices

From €333 EUR
$373 USD
As of October 25, 2026
Save €1,103 EUR (77%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €1,435 EUR at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.47ct lab-grown cushion diamond

This 1.47ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG584378558 or 584378558. Listed at 5 retailers as of October 25, 2026, with prices from €333 to €1,435, a €1,103 spread on the same certified stone. Do Amore Diamonds lists it at €1,435. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.47
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG584378558
Dimensions8.20 × 5.82 × 3.86 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.20 mm5.82 mm1.47 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG584378558
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 34.4°Culet: NoneDepth 66.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: €1,435 EUR|Low: €172 EUR|High: €1,471 EUR|Avg: €735 EUR|-2.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 6€172 EUR
Retailer 3€333 EUR
Retailer 4€672 EUR
Retailer 5€802 EUR
Retailer 2€960 EUR
Do Amore Diamonds€1,435 EUR

14 data points across 6 retailers

5 retailers€333 EUR to €1,435 EUR

B+
Cheapest Retailer
-
€333 EUR
$373 USD
B+
Retailer 2
-
€672 EUR
$753 USD
View
B+
Retailer 3
-
€802 EUR
$900 USD
View
B
Retailer 4
-
€960 EUR
£848 GBP
View
Most Expensive
B
Do Amore Diamonds
27-28694F43A · Oct 27
€1,435 EUR
$1,610 USD
View
4 more retailers have this diamond
Prices start from €333 EURSave up to €1,103 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.

B+
1.47ct Cushion
€333 EUR