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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 €371 EUR
$415 USD
As of October 30, 2026
Save €2,341 EUR (86%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: €2,712 EUR at Do Amore Diamonds · As of October 31, 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 October 30, 2026, with prices from €371 to €2,712, a €2,341 spread on the same certified stone. Do Amore Diamonds lists it at €2,712. 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
Color
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

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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: €2,712 EUR|Low: €305 EUR|High: €2,712 EUR|Avg: €944 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 19
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Retailer 21
Retailer 22
October 31, 2026
Retailer 5€305 EUR
Retailer 11€354 EUR
Retailer 14€371 EUR
Retailer 15€374 EUR
Retailer 22€445 EUR
Retailer 13€542 EUR
Retailer 10€550 EUR
Retailer 7€591 EUR
Retailer 17€677 EUR
Retailer 19€719 EUR
Retailer 2€756 EUR
Retailer 20€831 EUR
Retailer 16€1,019 EUR
Retailer 3€1,111 EUR
Retailer 6€1,216 EUR
Retailer 9€1,344 EUR
Retailer 21€1,414 EUR
Retailer 4€1,467 EUR
Retailer 8€1,477 EUR
Retailer 12€1,557 EUR
Retailer 18€1,643 EUR
Do Amore Diamonds€2,712 EUR

37 data points across 22 retailers

32 retailers€371 EUR to €2,712 EUR

Retailer 1
-
€305 EUR
$341 USD
Price last confirmed 24 days ago
Retailer 2
-
€305 EUR
$341 USD
View
Price last confirmed 32 days ago
Retailer 3
-
€354 EUR
$396 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
€371 EUR
$415 USD
View
Final sale: no returns
Retailer 5
-
€374 EUR
$418 USD
View
Price last confirmed 33 days ago
Retailer 6
-
€379 EUR
$423 USD
View
Price last confirmed 29 days ago
Retailer 7
-
€379 EUR
$423 USD
View
Price last confirmed 21 days ago
Retailer 8
-
€445 EUR
£391 GBP
View
Price last confirmed 15 days ago
A
Retailer 9
-
€542 EUR
$605 USD
View
A
Retailer 10
-
€550 EUR
HK$4,800 HKD
View
A
Retailer 11
-
€576 EUR
$644 USD
View
A
Retailer 12
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€591 EUR
$660 USD
View
A
Retailer 13
-
€597 EUR
$667 USD
View
A
Retailer 14
-
€677 EUR
View
B+
Retailer 15
-
€719 EUR
ZAR 12,972 ZAR
View
B+
Retailer 16
-
€756 EUR
£665 GBP
View
B+
Retailer 17
-
€831 EUR
A$1,428 AUD
View
Retailer 18
-
€961 EUR
$1,074 USD
View
Price last confirmed 8 days ago
B+
Retailer 19
-
€1,019 EUR
A$1,752 AUD
View
B
Retailer 20
-
€1,111 EUR
$1,241 USD
View
Retailer 21
-
€1,216 EUR
A$2,090 AUD
View
Price last confirmed 24 days ago
B
Retailer 22
-
€1,344 EUR
$1,502 USD
View
Retailer 23
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€1,344 EUR
$1,502 USD
View
Price last confirmed 31 days ago
Retailer 24
-
€1,344 EUR
$1,502 USD
View
Price last confirmed 21 days ago
B
Retailer 25
-
€1,414 EUR
$1,580 USD
View
B
Retailer 26
-
€1,467 EUR
$1,639 USD
View
B
Retailer 27
-
€1,477 EUR
$1,650 USD
View
B
Retailer 28
-
€1,484 EUR
$1,658 USD
View
B
Retailer 29
-
€1,557 EUR
$1,739 USD
View
B
Retailer 30
-
€1,582 EUR
SGD 2,389 SGD
View
B
Retailer 31
-
€1,643 EUR
£1,445 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5169192F8 · Oct 31
€2,712 EUR
$3,030 USD
View
31 more retailers have this diamond
Prices start from €371 EURSave up to €2,341 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
€371 EUR