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Marquise|Lab Grown|IGI

1.01ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG818663222

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818663222

Diamond specifications and retailer prices

From €229 EUR
$256 USD
As of October 30, 2026
Save €1,539 EUR (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,768 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818663222 or 818663222. Listed at 19 retailers as of October 28, 2026, with prices from €229 to €1,768, a €1,539 spread on the same certified stone. Rare Carat lists it at €1,768. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818663222
Dimensions10.24 × 5.20 × 3.30 mm
L/W Ratio1.97
Girdle conditionFaceted
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
10.24 mm5.20 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818663222
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.5%

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: Oct 30
Current: €1,768 EUR|Low: €207 EUR|High: €1,777 EUR|Avg: €723 EUR|-0.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 12€229 EUR
Retailer 6€322 EUR
Retailer 8€358 EUR
Retailer 10€437 EUR
Retailer 2€472 EUR
Retailer 4€506 EUR
Retailer 11€512 EUR
Retailer 3€512 EUR
Retailer 5€697 EUR
Retailer 7€821 EUR
Retailer 14€865 EUR
Retailer 13€1,021 EUR
Retailer 9€1,152 EUR
Rare Carat€1,768 EUR

36 data points across 14 retailers

19 retailers€229 EUR to €1,768 EUR

A
Cheapest Retailer
-
€229 EUR
$256 USD
Final sale: no returns
Retailer 2
-
€252 EUR
$282 USD
View
Price last confirmed 23 days ago
Retailer 3
-
€302 EUR
$337 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€312 EUR
$349 USD
View
Price last confirmed 28 days ago
Retailer 5
-
€312 EUR
$349 USD
View
Price last confirmed 19 days ago
Retailer 6
-
€319 EUR
$356 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
€358 EUR
$400 USD
View
A
Retailer 8
-
€437 EUR
ZAR 7,892 ZAR
View
A
Retailer 9
-
€472 EUR
£415 GBP
View
Retailer 10
-
€506 EUR
$565 USD
View
Price last confirmed 5 days ago
A
Retailer 11
-
€512 EUR
$572 USD
View
A
Retailer 12
-
€512 EUR
View
Retailer 13
-
€697 EUR
$779 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
€821 EUR
$917 USD
View
B+
Retailer 15
-
€865 EUR
$967 USD
View
Retailer 16
-
€1,005 EUR
$1,123 USD
View
Price last confirmed 26 days ago
B+
Retailer 17
-
€1,021 EUR
£898 GBP
View
B+
Retailer 18
-
€1,152 EUR
$1,287 USD
View
Most Expensive
B
Rare Carat
C479-39A · Oct 28
€1,768 EUR
$1,975 USD
View
18 more retailers have this diamond
Prices start from €229 EURSave up to €1,539 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
1.01ct Marquise
€229 EUR