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Marquise|Lab Grown|IGI

1.64ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG732520361

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG732520361

Diamond specifications and retailer prices

From €490 EUR
$547 USD
As of October 30, 2026
Save €3,861 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €4,350 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.64ct lab-grown marquise diamond

This 1.64ct 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 LG732520361 or 732520361. Listed at 17 retailers as of October 29, 2026, with prices from €490 to €4,350, a €3,861 spread on the same certified stone. Do Amore Diamonds lists it at €4,350. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732520361
Dimensions11.72 × 6.16 × 3.92 mm
L/W Ratio1.90
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
11.72 mm6.16 mm1.64 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732520361
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.6%

Caratlytics Score

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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: Oct 30
Current: €4,350 EUR|Low: €430 EUR|High: €4,601 EUR|Avg: €1,639 EUR|-5.4%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 17
October 30, 2026
Retailer 13€490 EUR
Retailer 4€548 EUR
Retailer 9€602 EUR
Retailer 12€725 EUR
Retailer 15€725 EUR
Retailer 8€894 EUR
Retailer 14€936 EUR
Retailer 10€1,044 EUR
Retailer 2€1,560 EUR
Retailer 16€1,566 EUR
Retailer 3€1,715 EUR
Retailer 17€1,762 EUR
Retailer 5€2,282 EUR
Retailer 6€2,349 EUR
Retailer 7€2,882 EUR
Retailer 11€2,924 EUR
Do Amore Diamonds€4,350 EUR

33 data points across 17 retailers

17 retailers€490 EUR to €4,350 EUR

A
Cheapest Retailer
-
€490 EUR
$547 USD
A
Retailer 2
-
€548 EUR
$612 USD
View
A
Retailer 3
-
€602 EUR
$672 USD
View
Final sale: no returns
A
Retailer 4
-
€725 EUR
$810 USD
View
A
Retailer 5
-
€725 EUR
$810 USD
View
A
Retailer 6
-
€894 EUR
$999 USD
View
A
Retailer 7
-
€936 EUR
$1,046 USD
View
A
Retailer 8
-
€1,044 EUR
View
A
Retailer 9
-
€1,560 EUR
A$2,682 AUD
View
B+
Retailer 10
-
€1,566 EUR
$1,750 USD
View
B+
Retailer 11
-
€1,715 EUR
$1,916 USD
View
B+
Retailer 12
-
€1,762 EUR
$1,968 USD
View
B+
Retailer 13
-
€2,282 EUR
$2,550 USD
View
Retailer 14
-
€2,349 EUR
A$4,037 AUD
View
Price last confirmed 22 days ago
B
Retailer 15
-
€2,882 EUR
$3,220 USD
View
B+
Retailer 16
-
€2,924 EUR
£2,572 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3A37B9574 · Oct 29
€4,350 EUR
$4,860 USD
View
16 more retailers have this diamond
Prices start from €490 EURSave up to €3,861 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
1.64ct Marquise
€490 EUR