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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG669418955

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG669418955

Diamond specifications and retailer prices

From €206 EUR
$230 USD
As of October 31, 2026
Save €1,557 EUR (88%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: €1,763 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown marquise diamond

This 1.09ct 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 LG669418955 or 669418955. Listed at 31 retailers as of October 31, 2026, with prices from €206 to €1,763, a €1,557 spread on the same certified stone. Do Amore Diamonds lists it at €1,763. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669418955
Dimensions10.61 × 5.37 × 3.33 mm
L/W Ratio1.98
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
10.61 mm5.37 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669418955
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.0%

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 31
Current: €1,763 EUR|Low: €183 EUR|High: €1,763 EUR|Avg: €695 EUR
Do Amore Diamonds
Retailer 2
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Retailer 22
October 31, 2026
Retailer 12€183 EUR
Retailer 2€206 EUR
Retailer 9€227 EUR
Retailer 7€354 EUR
Retailer 8€355 EUR
Retailer 19€423 EUR
Retailer 21€432 EUR
Retailer 5€441 EUR
Retailer 11€449 EUR
Retailer 13€465 EUR
Retailer 14€545 EUR
Retailer 16€598 EUR
Retailer 22€613 EUR
Retailer 4€734 EUR
Retailer 15€858 EUR
Retailer 10€961 EUR
Retailer 18€992 EUR
Retailer 3€1,007 EUR
Retailer 20€1,013 EUR
Retailer 6€1,083 EUR
Retailer 17€1,298 EUR
Do Amore Diamonds€1,763 EUR

37 data points across 22 retailers

31 retailers€206 EUR to €1,763 EUR

Retailer 1
-
€183 EUR
$205 USD
Price last confirmed 24 days ago
A
Retailer 2
-
€206 EUR
$230 USD
View
Final sale: no returns
Retailer 3
-
€218 EUR
$244 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€227 EUR
$254 USD
View
Price last confirmed 24 days ago
Retailer 5
-
€227 EUR
$254 USD
View
Price last confirmed 21 days ago
Retailer 6
-
€253 EUR
$283 USD
View
Price last confirmed 33 days ago
Retailer 7
-
€268 EUR
$299 USD
View
Price last confirmed 33 days ago
A
Retailer 8
-
€354 EUR
$395 USD
View
A
Retailer 9
-
€355 EUR
HK$3,100 HKD
View
A
Retailer 10
-
€423 EUR
View
A
Retailer 11
-
€432 EUR
ZAR 7,791 ZAR
View
A
Retailer 12
-
€441 EUR
$493 USD
View
A
Retailer 13
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€449 EUR
$502 USD
View
Retailer 14
-
€457 EUR
£402 GBP
View
Price last confirmed 17 days ago
A
Retailer 15
-
€465 EUR
£409 GBP
View
Retailer 16
-
€545 EUR
$609 USD
View
Price last confirmed 8 days ago
B+
Retailer 17
-
€598 EUR
A$1,028 AUD
View
A
Retailer 18
-
€613 EUR
A$1,053 AUD
View
B+
Retailer 19
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€734 EUR
$820 USD
View
B+
Retailer 20
-
€807 EUR
$902 USD
View
Retailer 21
-
€807 EUR
$902 USD
View
Price last confirmed 22 days ago
B+
Retailer 22
-
€858 EUR
SGD 1,296 SGD
View
Retailer 23
-
€961 EUR
$1,074 USD
View
Price last confirmed 31 days ago
B+
Retailer 24
-
€961 EUR
$1,074 USD
View
B+
Retailer 25
-
€992 EUR
A$1,705 AUD
View
B+
Retailer 26
-
€1,007 EUR
$1,125 USD
View
B+
Retailer 27
-
€1,013 EUR
£891 GBP
View
Retailer 28
-
€1,017 EUR
$1,136 USD
View
Price last confirmed 46 days ago
B
Retailer 29
-
€1,083 EUR
$1,210 USD
View
B
Retailer 30
-
€1,298 EUR
$1,450 USD
View
Most Expensive
B
Do Amore Diamonds
27-F5CE09B4A · Oct 31
€1,763 EUR
$1,970 USD
View
30 more retailers have this diamond
Prices start from €206 EURSave up to €1,557 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
1.09ct Marquise
€206 EUR