Marquise|Lab Grown|IGI

1.02ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG818668461

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818668461

Diamond specifications and retailer prices

From €224 EUR
$250 USD
As of October 30, 2026
Save €988 EUR (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,808 EUR at Brilliant Earth · As of September 26, 2026
View at Brilliant Earth

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818668461 or 818668461. Listed at 24 retailers as of October 30, 2026, with a 442% 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

1.02
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818668461
Dimensions9.99 × 5.28 × 3.30 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.99 mm5.28 mm1.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818668461
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
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: €1,113 EUR|Low: €215 EUR|High: €1,212 EUR|Avg: €544 EUR|-1.2%
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
November 1, 2026
Retailer 5€224 EUR
Retailer 3€251 EUR
Retailer 9€260 EUR
Retailer 6€277 EUR
Retailer 10€277 EUR
Retailer 2€295 EUR
Retailer 13€374 EUR
Retailer 18€421 EUR
Retailer 15€443 EUR
Retailer 16€477 EUR
Retailer 11€529 EUR
Retailer 7€540 EUR
Retailer 17€676 EUR
Retailer 12€692 EUR
Retailer 8€892 EUR
Retailer 14€941 EUR
Retailer 1€1,113 EUR
Retailer 4€1,212 EUR

38 data points across 18 retailers

24 retailers€224 EUR to €1,212 EUR

A
Cheapest Retailer
-
€224 EUR
$250 USD
A
Retailer 2
-
€251 EUR
$280 USD
View
Final sale: no returns
A
Retailer 3
-
€260 EUR
$290 USD
View
Retailer 4
-
€277 EUR
$310 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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€277 EUR
$310 USD
View
Retailer 6
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€295 EUR
£260 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
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€374 EUR
$418 USD
View
A
Retailer 8
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€421 EUR
$470 USD
View
A
Retailer 9
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€443 EUR
View
A
Retailer 10
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€477 EUR
ZAR 8,613 ZAR
View
A
Retailer 11
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€526 EUR
$588 USD
View
A
Retailer 12
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€529 EUR
£465 GBP
View
A
Retailer 13
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€540 EUR
A$928 AUD
View
B+
Retailer 14
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€563 EUR
$629 USD
View
Retailer 15
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€578 EUR
$646 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
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€676 EUR
A$1,162 AUD
View
B+
Retailer 17
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€692 EUR
$773 USD
View
B+
Retailer 18
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€892 EUR
$997 USD
View
B+
Retailer 19
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€939 EUR
$1,049 USD
View
B+
Retailer 20
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€941 EUR
A$1,617 AUD
View
B+
Retailer 21
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€970 EUR
$1,084 USD
View
B+
Retailer 22
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€1,113 EUR
£979 GBP
View
B
Retailer 23
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€1,212 EUR
$1,354 USD
View
Most Expensive
Brilliant Earth
21103048A · Sep 26
€1,808 EUR
$2,020 USD
View
Price last confirmed 36 days ago
23 more retailers have this diamond
Prices start from €224 EURSave up to €988 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
1.02ct Marquise
€224 EUR