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Marquise|Lab Grown|IGI

1.58ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG618454374

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG618454374

Diamond specifications and retailer prices

From €687 EUR
$768 USD
As of October 30, 2026
Save €2,498 EUR (78%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: €3,186 EUR at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.58ct lab-grown marquise diamond

This 1.58ct 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 LG618454374 or 618454374. Listed at 30 retailers as of October 30, 2026, with prices from €687 to €3,186, a €2,498 spread on the same certified stone. With Clarity lists it at €3,186. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618454374
Dimensions12.05 × 6.07 × 3.84 mm
L/W Ratio1.99
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
12.05 mm6.07 mm1.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618454374
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.3%

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: €1,589 EUR|Low: €550 EUR|High: €3,186 EUR|Avg: €1,590 EUR|-3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
With Clarity
October 31, 2026
Retailer 10€550 EUR
Retailer 9€682 EUR
Retailer 19€687 EUR
Retailer 20€712 EUR
Retailer 2€779 EUR
Retailer 3€871 EUR
Retailer 15€965 EUR
Retailer 17€1,047 EUR
Retailer 16€1,068 EUR
Retailer 8€1,083 EUR
Retailer 18€1,172 EUR
Retailer 1€1,589 EUR
Retailer 11€1,618 EUR
Retailer 22€1,693 EUR
Retailer 14€1,992 EUR
Retailer 7€2,177 EUR
Retailer 6€2,204 EUR
Retailer 4€2,253 EUR
Retailer 13€2,269 EUR
Retailer 5€2,285 EUR
Retailer 12€2,354 EUR
Retailer 21€2,977 EUR
With Clarity€3,186 EUR

34 data points across 23 retailers

30 retailers€687 EUR to €3,186 EUR

Retailer 1
-
€550 EUR
$615 USD
Price last confirmed 22 days ago
Retailer 2
-
€570 EUR
$637 USD
View
Price last confirmed 31 days ago
Retailer 3
-
€620 EUR
$693 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€653 EUR
$729 USD
View
Price last confirmed 32 days ago
Retailer 5
-
€682 EUR
$762 USD
View
Price last confirmed 22 days ago
Retailer 6
-
€682 EUR
$762 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
€687 EUR
$768 USD
View
Final sale: no returns
A
Retailer 8
-
€712 EUR
$795 USD
View
A
Retailer 9
-
€779 EUR
HK$6,800 HKD
View
A
Retailer 10
-
€871 EUR
$973 USD
View
A
Retailer 11
-
€965 EUR
$1,078 USD
View
A
Retailer 12
-
€1,047 EUR
View
A
Retailer 13
-
€1,068 EUR
£940 GBP
View
A
Retailer 14
-
€1,083 EUR
$1,210 USD
View
A
Retailer 15
-
€1,172 EUR
ZAR 21,160 ZAR
View
B+
Retailer 16
-
€1,589 EUR
A$2,731 AUD
View
A
Retailer 17
-
€1,618 EUR
$1,808 USD
View
B+
Retailer 18
-
€1,693 EUR
$1,891 USD
View
Retailer 19
-
€1,794 EUR
$2,004 USD
View
Price last confirmed 20 days ago
B+
Retailer 20
-
€1,794 EUR
$2,004 USD
View
Retailer 21
-
€1,860 EUR
$2,078 USD
View
Price last confirmed 30 days ago
B+
Retailer 22
-
€1,992 EUR
£1,752 GBP
View
B+
Retailer 23
-
€2,177 EUR
$2,432 USD
View
B+
Retailer 24
-
€2,204 EUR
$2,463 USD
View
B+
Retailer 25
-
€2,253 EUR
$2,517 USD
View
B+
Retailer 26
-
€2,269 EUR
SGD 3,426 SGD
View
Retailer 27
-
€2,285 EUR
A$3,927 AUD
View
Price last confirmed 22 days ago
B+
Retailer 28
-
€2,354 EUR
$2,630 USD
View
B
Retailer 29
-
€2,977 EUR
£2,619 GBP
View
Most Expensive
B
With Clarity
618454374 · Oct 30
€3,186 EUR
$3,559 USD
View
29 more retailers have this diamond
Prices start from €687 EURSave up to €2,498 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
1.58ct Marquise
€687 EUR