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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG621400249

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG621400249

Diamond specifications and retailer prices

From €204 EUR
As of November 4, 2026
Save €1,544 EUR (88%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: €1,748 EUR at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown marquise diamond

This 1.09ct 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 LG621400249 or 621400249. Listed at 30 retailers as of November 4, 2026, with prices from €204 to €1,748, a €1,544 spread on the same certified stone. Do Amore Diamonds lists it at €1,748. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621400249
Dimensions11.07 × 5.24 × 3.27 mm
L/W Ratio2.11
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
11.07 mm5.24 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621400249
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

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: Nov 4
Current: €1,748 EUR|Low: €182 EUR|High: €1,748 EUR|Avg: €668 EUR
Do Amore Diamonds
Retailer 2
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Retailer 21
November 5, 2026
Retailer 11€182 EUR
Retailer 15€204 EUR
Retailer 7€225 EUR
Retailer 5€351 EUR
Retailer 6€351 EUR
Retailer 20€419 EUR
Retailer 17€430 EUR
Retailer 3€438 EUR
Retailer 9€446 EUR
Retailer 2€460 EUR
Retailer 12€541 EUR
Retailer 18€587 EUR
Retailer 16€609 EUR
Retailer 21€728 EUR
Retailer 14€851 EUR
Retailer 8€953 EUR
Retailer 13€995 EUR
Retailer 10€996 EUR
Retailer 4€1,073 EUR
Retailer 19€1,287 EUR
Do Amore Diamonds€1,748 EUR

39 data points across 21 retailers

30 retailers€204 EUR to €1,748 EUR

Retailer 1
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€182 EUR
Price last confirmed 28 days ago
A
Retailer 2
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€204 EUR
View
Final sale: no returns
Retailer 3
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€217 EUR
View
Price last confirmed 36 days ago
Retailer 4
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€225 EUR
View
Price last confirmed 28 days ago
Retailer 5
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€225 EUR
View
Price last confirmed 26 days ago
Retailer 6
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€251 EUR
View
Price last confirmed 37 days ago
Retailer 7
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€265 EUR
View
Price last confirmed 37 days ago
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Retailer 8
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€351 EUR
View
A
Retailer 9
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€351 EUR
View
A
Retailer 10
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€419 EUR
View
A
Retailer 11
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€430 EUR
View
A
Retailer 12
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€438 EUR
View
A
Retailer 13
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€446 EUR
View
Retailer 14
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€453 EUR
View
Price last confirmed 21 days ago
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Retailer 15
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€460 EUR
View
A
Retailer 16
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€541 EUR
View
B+
Retailer 17
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€587 EUR
View
A
Retailer 18
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€609 EUR
View
Retailer 19
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€720 EUR
View
Price last confirmed 39 days ago
B+
Retailer 20
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€728 EUR
View
B+
Retailer 21
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€801 EUR
View
Retailer 22
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€801 EUR
View
Price last confirmed 26 days ago
B+
Retailer 23
-
€851 EUR
View
Retailer 24
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€953 EUR
View
Price last confirmed 36 days ago
B+
Retailer 25
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€953 EUR
View
B+
Retailer 26
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€995 EUR
View
Retailer 27
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€996 EUR
View
Price last confirmed 28 days ago
B
Retailer 28
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€1,073 EUR
View
B
Retailer 29
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€1,287 EUR
View
Most Expensive
B
Do Amore Diamonds
27-92CBC8968 · Nov 4
€1,748 EUR
$1,970 USD
View
29 more retailers have this diamond
Prices start from €204 EURSave up to €1,544 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
1.09ct Marquise
€204 EUR