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Marquise|Lab Grown|IGI

1.79ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG823635229

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823635229

Diamond specifications and retailer prices

From €559 EUR
$624 USD
As of October 30, 2026
Save €3,093 EUR (85%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €3,652 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.79ct lab-grown marquise diamond

This 1.79ct 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 LG823635229 or 823635229. Listed at 26 retailers as of October 30, 2026, with prices from €559 to €3,652, a €3,093 spread on the same certified stone. Brilliant Earth lists it at €3,652. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.79
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823635229
Dimensions13.08 × 6.26 × 3.92 mm
L/W Ratio2.09
Girdle conditionFaceted
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
13.08 mm6.26 mm1.79 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823635229
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.6%

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: €3,652 EUR|Low: €536 EUR|High: €4,225 EUR|Avg: €1,626 EUR|-13.6%
Brilliant Earth
Retailer 2
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Retailer 24
October 31, 2026
Retailer 6€559 EUR
Retailer 15€624 EUR
Retailer 17€625 EUR
Retailer 9€692 EUR
Retailer 18€715 EUR
Retailer 22€756 EUR
Retailer 21€806 EUR
Retailer 5€944 EUR
Retailer 23€1,052 EUR
Retailer 19€1,085 EUR
Retailer 20€1,190 EUR
Retailer 10€1,335 EUR
Retailer 13€1,612 EUR
Retailer 3€1,718 EUR
Retailer 11€1,821 EUR
Retailer 16€2,019 EUR
Retailer 4€2,086 EUR
Retailer 8€2,186 EUR
Retailer 12€2,278 EUR
Retailer 7€2,295 EUR
Retailer 2€2,688 EUR
Retailer 24€2,732 EUR
Retailer 14€2,796 EUR
Brilliant Earth€3,652 EUR

32 data points across 24 retailers

26 retailers€559 EUR to €3,652 EUR

A
Cheapest Retailer
-
€559 EUR
$624 USD
A
Retailer 2
-
€624 EUR
$697 USD
View
Final sale: no returns
A
Retailer 3
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€625 EUR
$698 USD
View
A
Retailer 4
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€692 EUR
$773 USD
View
Retailer 5
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€692 EUR
$773 USD
View
Price last confirmed 15 days ago
A
Retailer 6
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€715 EUR
£629 GBP
View
A
Retailer 7
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€756 EUR
HK$6,600 HKD
View
A
Retailer 8
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€806 EUR
$900 USD
View
A
Retailer 9
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€944 EUR
$1,055 USD
View
A
Retailer 10
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€1,052 EUR
View
A
Retailer 11
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€1,085 EUR
£954 GBP
View
A
Retailer 12
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€1,190 EUR
ZAR 21,470 ZAR
View
A
Retailer 13
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€1,335 EUR
$1,491 USD
View
A
Retailer 14
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€1,612 EUR
A$2,771 AUD
View
B+
Retailer 15
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€1,718 EUR
$1,919 USD
View
B+
Retailer 16
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€1,821 EUR
$2,034 USD
View
B+
Retailer 17
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€2,019 EUR
£1,776 GBP
View
B+
Retailer 18
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€2,086 EUR
$2,331 USD
View
B+
Retailer 19
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€2,186 EUR
SGD 3,301 SGD
View
B+
Retailer 20
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€2,236 EUR
$2,498 USD
View
B+
Retailer 21
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€2,278 EUR
$2,545 USD
View
B+
Retailer 22
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€2,295 EUR
$2,564 USD
View
B+
Retailer 23
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€2,688 EUR
A$4,620 AUD
View
B+
Retailer 24
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€2,732 EUR
£2,403 GBP
View
B
Retailer 25
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€2,796 EUR
£2,460 GBP
View
Most Expensive
B
Brilliant Earth
21694417A · Oct 30
€3,652 EUR
$4,080 USD
View
25 more retailers have this diamond
Prices start from €559 EURSave up to €3,093 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
1.79ct Marquise
€559 EUR