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Marquise|Lab Grown|IGI

1.09ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG780662533

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780662533

Diamond specifications and retailer prices

From €378 EUR
HK$3,300 HKD
As of October 31, 2026
Save €1,515 EUR (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,893 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780662533 or 780662533. Listed at 14 retailers as of October 28, 2026, with prices from €378 to €1,893, a €1,515 spread on the same certified stone. Rare Carat lists it at €1,893. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662533
Dimensions10.56 × 5.41 × 3.35 mm
L/W Ratio1.95
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
10.56 mm5.41 mm1.09 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662533
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.9%

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: Oct 31
Current: €1,893 EUR|Low: €378 EUR|High: €2,321 EUR|Avg: €957 EUR|-1.6%
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
November 1, 2026
Retailer 11€378 EUR
Retailer 4€387 EUR
Retailer 14€453 EUR
Retailer 8€457 EUR
Retailer 12€459 EUR
Retailer 10€470 EUR
Retailer 2€520 EUR
Retailer 13€601 EUR
Retailer 5€883 EUR
Retailer 3€1,033 EUR
Retailer 9€1,103 EUR
Retailer 6€1,391 EUR
Retailer 7€1,432 EUR
Rare Carat€1,893 EUR

43 data points across 14 retailers

14 retailers€378 EUR to €1,893 EUR

A
Cheapest Retailer
-
€378 EUR
HK$3,300 HKD
A
Retailer 2
-
€387 EUR
$432 USD
View
A
Retailer 3
-
€453 EUR
$506 USD
View
A
Retailer 4
-
€457 EUR
View
A
Retailer 5
-
€459 EUR
$513 USD
View
A
Retailer 6
-
€470 EUR
ZAR 8,488 ZAR
View
A
Retailer 7
-
€520 EUR
£457 GBP
View
Retailer 8
-
€601 EUR
$671 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
€883 EUR
A$1,518 AUD
View
B+
Retailer 10
-
€1,033 EUR
$1,154 USD
View
B+
Retailer 11
-
€1,103 EUR
£970 GBP
View
B
Retailer 12
-
€1,391 EUR
$1,554 USD
View
B
Retailer 13
-
€1,432 EUR
$1,600 USD
View
Most Expensive
B
Rare Carat
52630 · Oct 28
€1,893 EUR
$2,115 USD
View
13 more retailers have this diamond
Prices start from €378 EURSave up to €1,515 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
€378 EUR