Marquise|Lab Grown|IGI

1.55ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG597371452

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG597371452

Diamond specifications and retailer prices

From €836 EUR
HK$7,300 HKD
As of October 31, 2026
Save €1,383 EUR (62%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: €4,341 EUR at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct 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 LG597371452 or 597371452. Listed at 29 retailers as of October 30, 2026, with a 165% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG597371452
Dimensions11.78 × 6.02 × 3.81 mm
L/W Ratio1.96
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 mm6.02 mm1.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG597371452
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €4,341 EUR|Low: €490 EUR|High: €4,341 EUR|Avg: €1,559 EUR
Do Amore Diamonds
Retailer 2
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Retailer 11
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Retailer 21
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Retailer 23
Retailer 24
October 30, 2026
Retailer 11€490 EUR
Retailer 10€607 EUR
Retailer 3€613 EUR
Retailer 19€707 EUR
Retailer 9€794 EUR
Retailer 5€802 EUR
Retailer 13€836 EUR
Retailer 17€947 EUR
Retailer 23€1,023 EUR
Retailer 18€1,037 EUR
Retailer 21€1,141 EUR
Retailer 4€1,566 EUR
Retailer 20€1,569 EUR
Retailer 12€1,587 EUR
Retailer 16€1,951 EUR
Retailer 8€1,953 EUR
Retailer 24€2,014 EUR
Retailer 6€2,045 EUR
Retailer 2€2,220 EUR
Retailer 14€2,240 EUR
Retailer 7€2,270 EUR
Retailer 15€2,410 EUR
Retailer 22€2,924 EUR
Do Amore Diamonds€4,341 EUR

37 data points across 24 retailers

29 retailers€836 EUR to €2,220 EUR

Retailer 1
-
€490 EUR
$547 USD
Price last confirmed 23 days ago
Retailer 2
-
€508 EUR
$567 USD
View
Price last confirmed 31 days ago
Retailer 3
-
€568 EUR
$635 USD
View
Price last confirmed 32 days ago
Retailer 4
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€607 EUR
$678 USD
View
Price last confirmed 23 days ago
Retailer 5
-
€607 EUR
$678 USD
View
Price last confirmed 21 days ago
Retailer 6
-
€621 EUR
$694 USD
View
Price last confirmed 33 days ago
Retailer 7
-
€707 EUR
$790 USD
View
Price last confirmed 7 days ago
Retailer 8
-
€794 EUR
$887 USD
View
Price last confirmed 8 days ago
Retailer 9
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€802 EUR
$896 USD
View
Price last confirmed 10 days ago
A
Retailer 10
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€836 EUR
HK$7,300 HKD
View
Retailer 11
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€947 EUR
$1,058 USD
View
Price last confirmed 10 days ago
Retailer 12
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€1,037 EUR
£912 GBP
View
Price last confirmed 9 days ago
Retailer 13
-
€1,141 EUR
ZAR 20,586 ZAR
View
Price last confirmed 12 days ago
Retailer 14
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€1,566 EUR
$1,749 USD
View
Price last confirmed 10 days ago
Retailer 15
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€1,569 EUR
A$2,697 AUD
View
Price last confirmed 11 days ago
Retailer 16
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€1,587 EUR
$1,773 USD
View
Price last confirmed 9 days ago
Retailer 17
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€1,762 EUR
$1,968 USD
View
Price last confirmed 21 days ago
Retailer 18
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€1,762 EUR
$1,968 USD
View
Price last confirmed 9 days ago
Retailer 19
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€1,826 EUR
$2,040 USD
View
Price last confirmed 31 days ago
Retailer 20
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€1,951 EUR
£1,716 GBP
View
Price last confirmed 24 days ago
Retailer 21
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€1,953 EUR
$2,182 USD
View
Price last confirmed 9 days ago
Retailer 22
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€2,014 EUR
$2,250 USD
View
Price last confirmed 13 days ago
Retailer 23
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€2,045 EUR
$2,284 USD
View
Price last confirmed 10 days ago
B+
Retailer 24
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€2,220 EUR
$2,480 USD
View
Retailer 25
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€2,240 EUR
A$3,850 AUD
View
Price last confirmed 23 days ago
Retailer 26
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€2,270 EUR
$2,536 USD
View
Price last confirmed 10 days ago
Retailer 27
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€2,410 EUR
SGD 3,639 SGD
View
Price last confirmed 10 days ago
Retailer 28
-
€2,924 EUR
£2,572 GBP
View
Price last confirmed 10 days ago
Most Expensive
Do Amore Diamonds
27-5BC4DB09B · Oct 23
€4,341 EUR
$4,850 USD
View
Price last confirmed 8 days ago
28 more retailers have this diamond
Prices start from €836 EURSave up to €1,383 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
1.55ct Marquise
€836 EUR