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Marquise|Lab Grown|IGI

1.56ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG744514300

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG744514300

Diamond specifications and retailer prices

From €466 EUR
$521 USD
As of October 30, 2026
Save €3,678 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €4,144 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744514300 or 744514300. Listed at 17 retailers as of October 30, 2026, with prices from €466 to €4,144, a €3,678 spread on the same certified stone. Do Amore Diamonds lists it at €4,144. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514300
Dimensions11.78 × 6.11 × 3.71 mm
L/W Ratio1.93
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
11.78 mm6.11 mm1.56 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514300
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 39°Culet: NoneDepth 60.7%

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: Oct 30
Current: €4,144 EUR|Low: €457 EUR|High: €4,386 EUR|Avg: €1,574 EUR|-5.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
October 31, 2026
Retailer 15€466 EUR
Retailer 6€523 EUR
Retailer 9€575 EUR
Retailer 7€671 EUR
Retailer 8€817 EUR
Retailer 16€897 EUR
Retailer 12€996 EUR
Retailer 14€1,081 EUR
Retailer 10€1,488 EUR
Retailer 17€1,493 EUR
Retailer 5€1,645 EUR
Retailer 3€1,680 EUR
Retailer 4€2,018 EUR
Retailer 2€2,214 EUR
Retailer 11€2,229 EUR
Retailer 13€2,787 EUR
Do Amore Diamonds€4,144 EUR

33 data points across 17 retailers

17 retailers€466 EUR to €4,144 EUR

A
Cheapest Retailer
-
€466 EUR
$521 USD
A
Retailer 2
-
€523 EUR
$584 USD
View
A
Retailer 3
-
€575 EUR
$642 USD
View
Final sale: no returns
A
Retailer 4
-
€671 EUR
$750 USD
View
A
Retailer 5
-
€817 EUR
$913 USD
View
A
Retailer 6
-
€897 EUR
$1,002 USD
View
A
Retailer 7
-
€996 EUR
View
A
Retailer 8
-
€1,081 EUR
A$1,858 AUD
View
B+
Retailer 9
-
€1,488 EUR
A$2,557 AUD
View
B+
Retailer 10
-
€1,493 EUR
$1,668 USD
View
B+
Retailer 11
-
€1,645 EUR
$1,838 USD
View
B+
Retailer 12
-
€1,680 EUR
$1,877 USD
View
B+
Retailer 13
-
€2,018 EUR
$2,255 USD
View
B+
Retailer 14
-
€2,214 EUR
A$3,806 AUD
View
B+
Retailer 15
-
€2,229 EUR
$2,490 USD
View
B+
Retailer 16
-
€2,787 EUR
£2,452 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E9C5220D9 · Nov 1
€4,144 EUR
$4,630 USD
View
16 more retailers have this diamond
Prices start from €466 EURSave up to €3,678 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
1.56ct Marquise
€466 EUR