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Marquise|Lab Grown|IGI

1.05ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG811619626

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811619626

Diamond specifications and retailer prices

From €366 EUR
$409 USD
As of October 30, 2026
Save €1,630 EUR (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,996 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct 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 LG811619626 or 811619626. Listed at 21 retailers as of October 30, 2026, with prices from €366 to €1,996, a €1,630 spread on the same certified stone. Brilliant Earth lists it at €1,996. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619626
Dimensions10.92 × 5.27 × 3.25 mm
L/W Ratio2.07
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
10.92 mm5.27 mm1.05 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619626
Side View
Table 60.0%Crown 32.4°Girdle: THN-STKPavilion 40.5°Culet: NoneDepth 61.7%

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: €1,996 EUR|Low: €351 EUR|High: €1,996 EUR|Avg: €835 EUR
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 3€366 EUR
Retailer 9€410 EUR
Retailer 15€410 EUR
Retailer 16€454 EUR
Retailer 17€454 EUR
Retailer 14€564 EUR
Retailer 6€609 EUR
Retailer 8€653 EUR
Retailer 10€720 EUR
Retailer 12€720 EUR
Retailer 2€746 EUR
Retailer 13€780 EUR
Retailer 5€1,089 EUR
Retailer 7€1,202 EUR
Retailer 4€1,459 EUR
Retailer 11€1,782 EUR
Brilliant Earth€1,996 EUR

43 data points across 17 retailers

21 retailers€366 EUR to €1,996 EUR

A
Cheapest Retailer
-
€366 EUR
$409 USD
A
Retailer 2
-
€410 EUR
$458 USD
View
Final sale: no returns
A
Retailer 3
-
€410 EUR
$458 USD
View
A
Retailer 4
-
€454 EUR
$507 USD
View
A
Retailer 5
-
€454 EUR
$507 USD
View
A
Retailer 6
-
€564 EUR
$630 USD
View
A
Retailer 7
-
€602 EUR
$672 USD
View
A
Retailer 8
-
€609 EUR
$680 USD
View
B+
Retailer 9
-
€653 EUR
$730 USD
View
B+
Retailer 10
-
€720 EUR
View
B+
Retailer 11
-
€720 EUR
A$1,238 AUD
View
B+
Retailer 12
-
€746 EUR
£656 GBP
View
B+
Retailer 13
-
€780 EUR
ZAR 14,073 ZAR
View
B
Retailer 14
-
€1,089 EUR
$1,217 USD
View
B
Retailer 15
-
€1,202 EUR
SGD 1,814 SGD
View
B
Retailer 16
-
€1,323 EUR
£1,164 GBP
View
B
Retailer 17
-
€1,459 EUR
$1,630 USD
View
B
Retailer 18
-
€1,490 EUR
$1,664 USD
View
B
Retailer 19
-
€1,665 EUR
$1,860 USD
View
B
Retailer 20
-
€1,782 EUR
£1,568 GBP
View
Most Expensive
B
Brilliant Earth
20986651A · Oct 31
€1,996 EUR
$2,230 USD
View
20 more retailers have this diamond
Prices start from €366 EURSave up to €1,630 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
1.05ct Marquise
€366 EUR