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Marquise|Lab Grown|IGI

1.22ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG792676478

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG792676478

Diamond specifications and retailer prices

From €434 EUR
HK$3,800 HKD
As of November 1, 2026
Save €1,858 EUR (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,291 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG792676478 or 792676478. Listed at 13 retailers as of October 31, 2026, with prices from €434 to €2,291, a €1,858 spread on the same certified stone. Brilliant Earth lists it at €2,291. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792676478
Dimensions10.94 × 5.63 × 3.53 mm
L/W Ratio1.94
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
10.94 mm5.63 mm1.22 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792676478
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €2,291 EUR|Low: €424 EUR|High: €2,684 EUR|Avg: €1,019 EUR|-14.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 4€424 EUR
Retailer 11€434 EUR
Retailer 6€539 EUR
Retailer 7€613 EUR
Retailer 3€680 EUR
Retailer 5€714 EUR
Retailer 9€728 EUR
Retailer 12€730 EUR
Retailer 10€1,311 EUR
Retailer 8€1,441 EUR
Retailer 2€1,549 EUR
Brilliant Earth€2,291 EUR

40 data points across 12 retailers

13 retailers€434 EUR to €2,291 EUR

Retailer 1
-
€424 EUR
$476 USD
Price last confirmed 8 days ago
A
Retailer 2
-
€434 EUR
HK$3,800 HKD
View
A
Retailer 3
-
€539 EUR
$605 USD
View
A
Retailer 4
-
€613 EUR
$687 USD
View
Retailer 5
-
€680 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
€714 EUR
£631 GBP
View
B+
Retailer 7
-
€728 EUR
$817 USD
View
B+
Retailer 8
-
€730 EUR
ZAR 13,227 ZAR
View
B
Retailer 9
-
€1,311 EUR
$1,470 USD
View
B
Retailer 10
-
€1,441 EUR
$1,616 USD
View
B+
Retailer 11
-
€1,549 EUR
£1,368 GBP
View
Retailer 12
-
€2,118 EUR
$2,376 USD
View
Price last confirmed 113 days ago
Most Expensive
B
Brilliant Earth
19357120A · Oct 31
€2,291 EUR
$2,570 USD
View
12 more retailers have this diamond
Prices start from €434 EURSave up to €1,858 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
€434 EUR