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Marquise|Lab Grown|IGI

1.22ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754508146

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508146

Diamond specifications and retailer prices

From €257 EUR
As of November 5, 2026
Save €1,846 EUR (88%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: €2,103 EUR at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown marquise diamond

This 1.22ct 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 LG754508146 or 754508146. Listed at 32 retailers as of November 5, 2026, with prices from €257 to €2,103, a €1,846 spread on the same certified stone. Do Amore Diamonds lists it at €2,103. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508146
Dimensions11.26 × 5.54 × 3.44 mm
L/W Ratio2.03
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
11.26 mm5.54 mm1.22 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508146
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.1%

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: Nov 5
Current: €2,103 EUR|Low: €257 EUR|High: €2,689 EUR|Avg: €1,009 EUR|-21.8%
Do Amore Diamonds
Retailer 2
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Retailer 22
November 5, 2026
Retailer 2€257 EUR
Retailer 12€303 EUR
Retailer 18€316 EUR
Retailer 17€408 EUR
Retailer 22€424 EUR
Retailer 4€510 EUR
Retailer 13€522 EUR
Retailer 6€667 EUR
Retailer 9€671 EUR
Retailer 8€714 EUR
Retailer 5€736 EUR
Retailer 10€824 EUR
Retailer 20€877 EUR
Retailer 19€965 EUR
Retailer 7€1,113 EUR
Retailer 21€1,190 EUR
Retailer 3€1,192 EUR
Retailer 16€1,199 EUR
Retailer 14€1,205 EUR
Retailer 11€1,402 EUR
Retailer 15€1,464 EUR
Do Amore Diamonds€2,103 EUR

36 data points across 22 retailers

32 retailers€257 EUR to €2,103 EUR

A
Cheapest Retailer
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€257 EUR
Final sale: no returns
Retailer 2
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€303 EUR
View
Price last confirmed 28 days ago
Retailer 3
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€303 EUR
View
Price last confirmed 36 days ago
A
Retailer 4
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€316 EUR
View
Retailer 5
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€351 EUR
View
Price last confirmed 37 days ago
Retailer 6
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€371 EUR
View
Price last confirmed 37 days ago
Retailer 7
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€375 EUR
View
Price last confirmed 33 days ago
Retailer 8
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€375 EUR
View
Price last confirmed 26 days ago
A
Retailer 9
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€408 EUR
View
A
Retailer 10
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€424 EUR
View
A
Retailer 11
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€510 EUR
View
A
Retailer 12
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€522 EUR
View
A
Retailer 13
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€572 EUR
View
A
Retailer 14
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€592 EUR
View
B+
Retailer 15
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€667 EUR
View
B+
Retailer 16
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€671 EUR
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B+
Retailer 17
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€714 EUR
View
B+
Retailer 18
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€736 EUR
View
B+
Retailer 19
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€824 EUR
View
B+
Retailer 20
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€877 EUR
View
B+
Retailer 21
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€965 EUR
View
B
Retailer 22
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€1,113 EUR
View
B+
Retailer 23
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€1,190 EUR
View
B
Retailer 24
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€1,192 EUR
View
B+
Retailer 25
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€1,199 EUR
View
Retailer 26
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€1,205 EUR
View
Price last confirmed 28 days ago
Retailer 27
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€1,333 EUR
View
Price last confirmed 36 days ago
Retailer 28
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€1,333 EUR
View
Price last confirmed 26 days ago
B
Retailer 29
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€1,402 EUR
View
B
Retailer 30
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€1,464 EUR
View
B
Retailer 31
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€1,543 EUR
View
Most Expensive
B
Do Amore Diamonds
27-5169192F8 · Nov 5
€2,103 EUR
$2,370 USD
View
31 more retailers have this diamond
Prices start from €257 EURSave up to €1,846 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
1.22ct Marquise
€257 EUR