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Marquise|Lab Grown|IGI

1.05ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG811619730

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811619730

Diamond specifications and retailer prices

From €470 EUR
$525 USD
As of October 30, 2026
Save €2,054 EUR (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €2,524 EUR at Brilliant Earth · As of October 30, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811619730 or 811619730. Listed at 23 retailers as of October 30, 2026, with prices from €470 to €2,524, a €2,054 spread on the same certified stone. Brilliant Earth lists it at €2,524. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619730
Dimensions10.56 × 5.38 × 3.27 mm
L/W Ratio1.96
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
10.56 mm5.38 mm1.05 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619730
Side View
Table 61.0%Crown 33.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.8%

Caratlytics Score

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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: €2,524 EUR|Low: €403 EUR|High: €2,524 EUR|Avg: €949 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
October 31, 2026
Retailer 3€420 EUR
Retailer 4€521 EUR
Retailer 5€521 EUR
Retailer 7€538 EUR
Retailer 12€613 EUR
Retailer 13€698 EUR
Retailer 8€792 EUR
Retailer 10€796 EUR
Retailer 2€863 EUR
Retailer 11€895 EUR
Retailer 6€1,399 EUR
Retailer 9€1,922 EUR
Brilliant Earth€2,524 EUR

35 data points across 13 retailers

23 retailers€470 EUR to €2,524 EUR

Retailer 1
-
€420 EUR
$469 USD
Price last confirmed 23 days ago
A
Retailer 2
-
€470 EUR
$525 USD
View
Final sale: no returns
Retailer 3
-
€470 EUR
$525 USD
View
Price last confirmed 16 days ago
Retailer 4
-
€521 EUR
$582 USD
View
Price last confirmed 19 days ago
Retailer 5
-
€521 EUR
$582 USD
View
Price last confirmed 28 days ago
A
Retailer 6
-
€538 EUR
£473 GBP
View
B+
Retailer 7
-
€610 EUR
$681 USD
View
B+
Retailer 8
-
€613 EUR
$685 USD
View
B+
Retailer 9
-
€698 EUR
$780 USD
View
B+
Retailer 10
-
€714 EUR
$798 USD
View
B+
Retailer 11
-
€792 EUR
View
B+
Retailer 12
-
€796 EUR
A$1,368 AUD
View
B+
Retailer 13
-
€863 EUR
£759 GBP
View
B+
Retailer 14
-
€895 EUR
ZAR 16,147 ZAR
View
B
Retailer 15
-
€1,209 EUR
$1,351 USD
View
B
Retailer 16
-
€1,375 EUR
SGD 2,076 SGD
View
B
Retailer 17
-
€1,399 EUR
$1,563 USD
View
B
Retailer 18
-
€1,514 EUR
£1,332 GBP
View
Retailer 19
-
€1,674 EUR
$1,870 USD
View
Price last confirmed 31 days ago
B
Retailer 20
-
€1,700 EUR
$1,899 USD
View
B
Retailer 21
-
€1,837 EUR
$2,052 USD
View
B
Retailer 22
-
€1,922 EUR
£1,691 GBP
View
Most Expensive
B
Brilliant Earth
20986311A · Oct 30
€2,524 EUR
$2,820 USD
View
22 more retailers have this diamond
Prices start from €470 EURSave up to €2,054 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
€470 EUR