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Marquise|Lab Grown|IGI

1.22ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG750503093

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG750503093

Diamond specifications and retailer prices

From €398 EUR
$446 USD
As of October 30, 2026
Save €1,885 EUR (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €2,282 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG750503093 or 750503093. Listed at 24 retailers as of October 30, 2026, with prices from €398 to €2,282, a €1,885 spread on the same certified stone. Brilliant Earth lists it at €2,282. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750503093
Dimensions10.75 × 5.59 × 3.52 mm
L/W Ratio1.92
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
10.75 mm5.59 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750503093
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40°Culet: NoneDepth 63.0%

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: €2,282 EUR|Low: €398 EUR|High: €2,657 EUR|Avg: €1,061 EUR|-14.1%
Brilliant Earth
Retailer 2
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Retailer 24
October 31, 2026
Retailer 17€398 EUR
Retailer 12€444 EUR
Retailer 8€445 EUR
Retailer 3€493 EUR
Retailer 6€493 EUR
Retailer 13€509 EUR
Retailer 7€536 EUR
Retailer 21€620 EUR
Retailer 22€692 EUR
Retailer 11€695 EUR
Retailer 5€756 EUR
Retailer 14€774 EUR
Retailer 2€815 EUR
Retailer 20€847 EUR
Retailer 18€1,201 EUR
Retailer 4€1,325 EUR
Retailer 23€1,369 EUR
Retailer 10€1,440 EUR
Retailer 16€1,566 EUR
Retailer 24€1,584 EUR
Retailer 9€1,614 EUR
Retailer 15€1,764 EUR
Retailer 19€1,821 EUR
Brilliant Earth€2,282 EUR

29 data points across 24 retailers

24 retailers€398 EUR to €2,282 EUR

A
Cheapest Retailer
-
€398 EUR
$446 USD
A
Retailer 2
-
€444 EUR
$498 USD
View
Final sale: no returns
A
Retailer 3
-
€445 EUR
$499 USD
View
A
Retailer 4
-
€493 EUR
$553 USD
View
A
Retailer 5
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€493 EUR
$553 USD
View
A
Retailer 6
-
€509 EUR
£450 GBP
View
A
Retailer 7
-
€536 EUR
HK$4,700 HKD
View
A
Retailer 8
-
€620 EUR
$695 USD
View
B+
Retailer 9
-
€692 EUR
View
B+
Retailer 10
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€695 EUR
$779 USD
View
B+
Retailer 11
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€756 EUR
$848 USD
View
B+
Retailer 12
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€774 EUR
$868 USD
View
B+
Retailer 13
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€815 EUR
£720 GBP
View
B+
Retailer 14
-
€847 EUR
ZAR 15,350 ZAR
View
B+
Retailer 15
-
€1,201 EUR
A$2,073 AUD
View
B
Retailer 16
-
€1,325 EUR
$1,486 USD
View
B+
Retailer 17
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€1,369 EUR
$1,535 USD
View
B
Retailer 18
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€1,440 EUR
£1,272 GBP
View
B
Retailer 19
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€1,566 EUR
SGD 2,373 SGD
View
B
Retailer 20
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€1,584 EUR
$1,777 USD
View
B
Retailer 21
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€1,614 EUR
$1,810 USD
View
B
Retailer 22
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€1,764 EUR
$1,978 USD
View
B
Retailer 23
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€1,821 EUR
£1,608 GBP
View
Most Expensive
B
Brilliant Earth
19056460A · Oct 31
€2,282 EUR
$2,560 USD
View
23 more retailers have this diamond
Prices start from €398 EURSave up to €1,885 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
€398 EUR